TY  - BOOK
AU  - RANAJIT KUMAR SEN
TI  - X-RASHMI & KELASER GATHAN
U1  - 539.72/SEN/XRA 
PY  - 1987///
CY  - KOLKATA
PB  - PASCHIM BANGA RAJYA PUSTAK PARSAD
KW  - MODERN PHYSICS
KW  - PHYSICS
ER  -