TY  - GEN
AU  - N.subrahmanyam , Brij Lal
TI  - A Textbook of Optics
SN  - 81-219-0467-6
U1  - 621.38275,SUB 
PY  - 2004///
CY  - New,Delhi
PB  - Ram Nagar
KW  - Telecommunication Engineering
N1  - Part.1 Geometrical Optics (Page-1), Part.2 Physical Optics (Page-243)
ER  -