TY  - BOOK
AU  - J.Mcree Elrod
TI  - Choice of Subject Headings
SN  - 0810810875
AV  - Z674Z695 .E47 1978 no. 5
U1  - 025 s025.4/7/077 19
PY  - 1978///
CY  - USA
PB  - Scarecrow Press, Inc.
KW  - English
KW  - General
KW  - Programmed instruction
KW  - Subject cataloging
KW  - Subject headings
KW  - General Knowledge المعارف العامة
ER  -