TY  - BOOK
AU  - Gulati H.R
AU  - Khanna D.R
TI  - Fundamentals of Optics
SN  - 0000021476
U1  - 535.2 
PY  - 1991///
CY  - New Delhi
PB  - R Chand and Company
KW  -  Optics
KW  - Fundamentals
KW  - Optics(535.2)
ER  -