TY  - BOOK
AU  - Cummings, Karen,Laws, Priscilla W,Redish, Edward F
TI  - Understanding physics
SN  - 81-265-0882-5
U1  - 530 UND 
PY  - 2004///
CY  - NEW DELHI
PB  - JOHN WILEY
KW  - PHYSICS
ER  -