TY  - BOOK
AU  - DHAR DR. DEBASHIS
AU  - DR. SUBRATO BISWAS
TI  - BIGYAN SIKKHAN PODDHOTI BHOUTOBIGYAN
SN  - 9789384472702
U1  - 375.25 
PY  - 2017///-18
CY  - KOLKATA
PB  - RITA BOOK AGENCY
KW  - EDUCATION / PHYSICAL SCIENCE
N1  - PEDAGOGY OF SCIENCE: PHYSICAL SCIENCE
ER  -