TY  - BOOK
TI  - Library of congress classification schedules:  A cumulation of additions and changes , 1974-75
U1  - 2:51N, qL614(2) 
PY  - 1976///
CY  - Detroits
PB  - Gale research      
KW  - LIBRARY SCIENCE
N1  - Contents Class T Technology (61p.)
ER  -