TY  - BOOK
AU  - Khanna,D.R
AU  - Gulati, H. R.
TI  - Fundamentals of optics: (geometrical physical and quantum) 
U1  - 535.2 23
PY  - 1979///
CY  - New Delhi :  
PB  - R. Chand
KW  - Optics
KW  - Physical
KW  - Geometrical
N1  - Includes index
ER  -