TY  - BOOK
AU  - Das,S.K
TI  - Introduction to research
U1  - 378.5414 
PY  - 1985///
CY  - Calcutta
PB  - A.Mukherjee
KW  - Education
KW  - শিক্ষাবিজ্ঞান
KW  - English
ER  -