Page 83 - Cataloging and Classification for Library Technicians, 2nd Edition

Subject Headings 69

2. USE and UF ref er ences. The USE ref erence is made from an un-
authorized term to an au thorized term. USE fol lows the un authorized
heading, but pre cedes the au thorized one. UF, which stands for “used
for,” is the op posite of USE and co mes be tween the au thorized head -
ing and the un authorized one. USE is com monly called a see ref er -
ence, which is made for syn onyms, vari ant spell ings, and dif ferent
head ing con struc tions.

Ex am ples: Art (May Subd Geog)
UFArt, West ern
Arts, Visual
Vi sual arts
West ern arts
Vi sual arts
USE Art

3. BT and NT. BT is for broader top ics and NT is for nar rower top -
ics. By us ing head ings un der BT, one can find materials more gen eral
than the one originally checked. In the same sense, NT sug gests more
spe cific head ings.

Ex am ple: Art (May Subd Geog)
BT Arts
NT Children’s Art
Col lec tors and Col lecting
Draw ing
Posters
4. RT. RT stands for re lated top ics. It gives re lated terms ex press-
ing any use ful re lationship other than BT and/or NT. It links two
headings that are associated in some man ner.

Ex am ple: Art
RT Aes thet ics

5. SA. SA is a see also ref erence. This is a general blan ket ref er-
ence made to an en tire group of head ings.