TY  - GEN
AU  - Longhurst, R. S.
TI  - Geometrical and physical optics
SN  - 0-00209-057-0 :
U1  - 535.32 
PY  - 1986///
CY  - Hyderabad
PB  - Orient longman
KW  - GEOMETRICAL OPTICS
N1  - Includes index
ER  -