00381nam a2200145Ia 4500008004100000020001500041041001200056082001100068100002000079245006700099260003500166300000800201650001200209700001400221221030s9999    xx            000 0 und d  a8192209418  aEnglish  a105.23  aD. S. Billowria 0aConcepts of Engineering Physicscby D. S. Billowria, R. Sharma  bPBS EducationaJalandharc2011  a222  aPhysics  aR. Sharma