TY  - BOOK
AU  - Richtmyer, F. K Kennard, E.H 
TI  - Introduction to modern physics 
SN  - 0-07-099542-7 
U1  - 539 RIC  
PY  - 1999///
CY  - Tata mcgraw hill 
PB  - New Delhi 
KW  - PHYSICS
ER  -