TY  - BOOK
AU  - Sengupta, B.
ED  - Ohdedar, A.K.
TI  - Library classification
U1  - 025.4 
PY  - 1971///
CY  - Calcutta
PB  - The World Press
KW  - Books--Classification
KW  - Library classification
KW  - Classification schemes
ER  -