TY  - BOOK
AU  - Sehgal R L
TI  - Designing and evaluation of research in library science (v.1)
SN  - 9788170002284
U1  - 020.296 
PY  - 1998///
CY  - New Delhi
PB  - Ess Ess
KW  - Library Science Evaluation
KW  - Library and Information Science
ER  -