TY  - BOOK
AU  - Devsharma, Bijoykrishna .
TI  - Uchchatara Madhyamik Balabijnan- Part- I
U1  - 531 
PY  - 1990///
CY  - Calcutta
PB  - Oriental Longman Ltd
KW  - Physics
KW  - T/G-Physics
ER  -