TY  - BOOK
AU  - Feynman, Richard P.
TI  - The feynman Lectures on physics : Mainly mechanics, radiation and heat .-81-85015-82-1
SN  - 81-85015-82-1
U1  - 530 Fey 
PY  - 1963///
CY  - Narosa publishing house, New Delhi
ER  -