TY  - BOOK
TI  - Library of congress classification schedules:  A cumulation of additions and changes 1974-75
U1  - 2:51N, qL617 (2) 
PY  - 1976///
CY  - Detroit
PB  - Gale research      
KW  - LIBRARY SCIENCE
N1  - Contenets Class Z Bibliography and Library science (55p.)
ER  -