TY  - BOOK
AU  - Singh, Pankaj Kumar
TI  - Library information services and systems
SN  - 9789350564288
U1  - 021.65  
PY  - 2014///
CY  - New Delhi
PB  - Discovery Publishing House.
KW  - LIBRIS (Information retrieval system)
KW  -  Library information networks
N1  - Includes Index
ER  -