TY  - BOOK
AU  - Longhurst, R.S.
TI  - Geometrical and Physics Optics
SN  - 0002090570
U1  - 535 
PY  - 1986///
CY  - New Delhi.
PB  - Orient Longman
KW  - Physics
N1  - Physics
N2  - Optics, geometrical, physical
ER  -