TY  - BOOK
AU  - Ruchika Nath
AU  - Yogesh kumar singh
TI  - Research methodology
SN  - 9788176489621
U1  - 001.433 YOG 
PY  - 2005///
CY  - New Delhi
PB  - A. P. H. Pub. Corp
KW  - Reserach
ER  -