00375nam a22001217a 4500082002400000100001600024245010000040260003600140300001800176526003700194650000800231700001400239  a530bAROcL-6, P-74  aArora C. L.  aBSc PhysicsbBeing typical university questions with answers systematically arrangedcC.L Arora  aKarachibUnion Book Stallc1968  a907 - 1013.p:  a0b0c0d530_000000000000000_ARO  aMCE  aC.L Arora