TY  - BOOK
AU  - Kumar,, P.S.G.
TI  - Information sources and services: theory and practice / 
U1  - 025 
PY  - 2004///
CY  - Delhi
PB  - B.R.
KW  - Information sources
KW  - Information services
KW  - Library and information science
N1  - paper VI&VII of UGC model curriculum
ER  -