A great subfield: Extremely sphere incorporate numerous relevant bits of data. Every type of information in field is named a beneficial subfield , and each subfield is preceded of the a good delimiter-subfield password consolidation . Fields 001 owing to 009 haven’t any subfields.
Such as, industry to have an individual name supposed is sold with good subfield for your own title, numeration, headings and you will times associated with the term, certainly one of several others.
A good subfield password: Subfield codes is that lowercase letter (from time to time several) preceded of the a good delimiter. A delimiter are a characteristics used to separate subfields. For every single subfield password implies what sort of study observe they. (Each profession from the MARC 21 power style, the fresh new MARC 21 papers directories and you may relates to the good subfield codes.)
Regarding the a lot more than example, the new subfield requirements was $a private name, $b having numeration, $c to have titles and other terminology on the a reputation, and you can $d getting times in the a name.
A good delimiter: Other software programs use more letters so you can depict the new delimiter with the new monitor or for the printouts. Examples is actually a dual dagger ( ), an enthusiastic «at signal» (), a dollar indication ($), a keen underline ( _ ), or the visual symbol » «. Within this publication the newest dollars indication ($) is used just like the delimiter part of the subfield code.
step 1. The fresh authority list stuff.
An expert list is good for for every signed up sorts of an effective heading. To own names, one of the most popular power data is the Library out of Congress Name Authority Document (otherwise LCNAF). One to file is utilized contained in this document getting instances. The entire document is present regarding the Cataloging Shipping Solution (otherwise Cds) or may be wanted online within: To have subject areas or geographical names, the most used topic expert file is the LCSH. Continuar leyendo «step 3. SUBFIELDS was designated of the SUBFIELD Codes and you will DELIMITERS»