TY  - BOOK
AU  - Sharma Jagdish Saran.
AU  -  Grover D R.
TI  - Reference service and sources of information
U1  - 2:7, M7 (2D) 
PY  - 1987///
CY  - New Delhi
PB  - Ess Ess     
KW  - LIBRARY SCIENCE
ER  -