TY  - BOOK
AU  - Sah, l.P &  Singh,M.N.
TI  - How & why in physics
SN  - 9789937543293
U1  - 530 
PY  - 2011///
CY  - Kathmandu
PB  - Sujal Offset Press
KW  - Physics
KW  - Science
ER  -