TY  - BOOK
AU  - CHAKRABARTI (P K).
TI  - Geometrical and physical optics
U1  - 535 CHAG 
PY  - 1992///
CY  - Calcutta
PB  - New Central Book Agency
KW  - physical
KW  - optics
KW  - Geometrical Physical Optics
KW  - Geometrical
KW  - and
ER  -