TY  - BOOK
AU  - Sharma,Jagadish .
AU  - Grover,D.R.
TI  - Reference service and sources of information / 
SN  - 817000022X
U1  - 025.52 
PY  - 1987///
CY  - New Delhi : 
PB  - Ess Ess Publications , 
KW  - REFERENCE SERVICE
N1  - Include index
ER  -