TY  - BOOK
AU  - Tiwari, Purushotham
TI  - Library classification
SN  - 9788131305119
U1  - 025.42 TIW 
PY  - 2009///
CY  - New Delhi
PB  - A.P.H Publishing Corporation
KW  - Library operations
N1  - Includes Index
ER  -