TY  - BOOK
AU  - Ghatak Ajoy K
TI  - Optics 6E
SN  - 9789339220907
U1  - 535/GHA 
PY  - 2019///
CY  - New Delhi
PB  - McGraw Hill Edu. India Pvt. Ltd., New Delhi
KW  - Optics
ER  -