TY  - BOOK
AU  - Bhubaneswar, Chakrabarti  .
AU  - Benoyendra,Sen Gupta  .
TI  - Fundamentals of reference service / 
U1  - 025.52 
PY  - 1985///
CY  - Culcutta : 
PB  - World press pvt ltd , 
ER  -