TY  - BOOK
AU  - Chopra,R.H.
AU  - Srivastava, M.K 
AU  -  Sharma,U.C.
TI  - Library dcience and its facets
SN  - 8170002230
U1  - 020 
PY  - 1998///
CY  - New Delhi
PB  - Ess Ess Publications
ER  -