HALPERN ALVIN, . (2007). SCHAUMS SOLVED PROBLEMS 300 IN PHYSICS. : TATA MCGRAW HILL.
HALPERN ALVIN, . 2007. SCHAUMS SOLVED PROBLEMS 300 IN PHYSICS. : TATA MCGRAW HILL.
HALPERN ALVIN, . SCHAUMS SOLVED PROBLEMS 300 IN PHYSICS. : TATA MCGRAW HILL. 2007.
