TY  - BOOK
AU  - Subrahmanyam, N; Brij Lal, et al.
TI  - Textbook of optics
SN  - 8121926114
U1  - 535  SUB-T23 
PB  - S Chand & Co. Pvt. Ltd., New Delhi
KW  - Light & paraphotic phenomena (Optics); Physics
ER  -