TY  - BOOK
AU  - Sharma,Ram Kishore,Shrivastav;Bhagwati Prasad
TI  - Bhotik vigyan
U1  - 530 S23B 
PY  - 1968///
CY  - Meerut
PB  -  Bharat Bharti prakashan
KW  - Physics
ER  -