TY  - BOOK
AU  - Longhurst R S
TI  - Geometrical and physical optics
SN  - 8125016236 (pbk)
U1  - C5, L3   Carpa 
PY  - 1973///
CY  - Hyderabad
PB  - Orient Longman Ltd.        
KW  -  Geometrical physics
KW  - Physics
N1  - Includes bibliographical references; Index 651-677p
ER  -