TY  - BOOK
AU  - Singh, Gurdev
TI  - Information Sources, Services and Systems
SN  - 9788120346390
U1  - 020 
PY  - 2013///
CY  - Delhi: 
PB  - PHI Learning Private Limited, 
KW  - Dictionaries
KW  - Encyclopaedia
KW  - Information Sources
KW  - Library and Information Science
ER  -