A good subfield: Extremely areas incorporate several related bits of data. Every type of information inside the career is called a great subfield , and each subfield is actually preceded from the an effective delimiter-subfield password consolidation . Fields 001 because of 009 haven’t any subfields.
Including, industry to possess a personal identity supposed has a subfield having an individual label, numeration, titles and schedules from the name, certainly one of several others.
An excellent subfield code: Subfield requirements is one to lowercase page (occasionally lots) preceded because of the a great delimiter. A delimiter are a character used to separate subfields. For every single subfield password implies what kind of investigation comes after they. (For each and every community regarding MARC 21 authority structure, this new MARC 21 records lists and means this new valid subfield requirements.)
On more than analogy, the newest subfield https://kissbridesdate.com/hr/findmate-recenzija/ requirements was $a for personal label, $b for numeration, $c to have titles and other conditions on the a name, and you may $d to have dates for the a name.
An excellent delimiter: Other software packages fool around with some other letters to help you portray this new delimiter into the the screen or to your printouts. Examples are a double dagger ( ), a keen “from the sign” (), a dollar signal ($), a keen underline ( _ ), or the visual icon ” “. Within this guide the newest dollar signal ($) is utilized due to the fact delimiter part of the subfield password.
step one. The latest expert record content.
An authority list is good for each signed up brand of good going. Having brands, one of the most widely used power records is the Library out of Congress Label Authority File (otherwise LCNAF). One document can be used contained in this file to possess instances. The complete document is available regarding the Cataloging Distribution Provider (otherwise Cds) or possibly searched for online at: To possess topics or geographical brands, the most common subject power document ‘s the LCSH. It is offered by Dvds in publications and you may electronic mode. There are numerous most other subject heading listings, such as the Sears List of Topic Titles plus the Art and you can Tissues Thesaurus . The type of an interest heading is always to fits one within these listings otherwise pursue the guidelines to own framework.
All the titles are among the following the systems: labels , name/term combinations , uniform headings , or victims . Samples of name headings become:
A name/label heading contains both a reputation and you may a title away from a-work. The name piece contains your own, corporate, appointment, otherwise legislation title. The fresh new name part has the name by which something otherwise a series will be understood getting cataloging aim. It is specifically utilized for vintage works which have been had written under some other titles over time. An example of a reputation/name supposed is:
What is actually an excellent MARC Expert List
A topic supposed is a single label, terms, or a small grouping of terms. Brand new level with the topic is based on the initial name or terminology regarding heading — topic, genre/form, geographic, chronological, personal identity, corporate label, meeting term, or identity. Others words throughout the going are located in particular subfields one have been called subdivisions.
MARC 21 power information consist of two types of get across records you to either head a person out-of an unauthorized maneuvering to a third party supposed (talking about named “see recommendations” and employ 4XX labels) otherwise from licensed heading to a separate (speaking of titled “select including recommendations” and rehearse 5XX tags). Genuine cross references aren’t sent explicitly during the authority information, yet not. Alternatively, version form and you can related titles try “traced” about authority list into the licensed function. Tracing get across recommendations rather than making separate power ideas getting sources allows efficient and you can right monitor out of authority advice of the magazines — additionally the profiles comprehend the suggestions on form that’s appropriate for them. Cross-reference screens may then getting generated by solutions and this merge the fresh new contents of good tracing resource career therefore the 1XX supposed world of accurate documentation.
