TY  - BOOK
AU  - Tirath Singh
AU  - Midha,H.B.
TI  - Essentials of practical physics: for pre-medical and B.Sc part 1 students 
U1  - 530.72 
PY  - 1970///
CY  - New Delhi
PB  - Navayug Traders
KW  - Sound
KW  - Heat
KW  - Light
KW  - Magnetism
ER  -