TY  - BOOK
AU  - GAMBHIR (R S) & others.
TI  - Introductory physics: Waves, optics, heat . V2
U1  - 530 GAMI 
PY  - 1972///
CY  - Bombay
PB  - Tata McGraw-Hill Publishing Company Ltd.
KW  - Waves optics heat
ER  -