00445cam a2200181ua 4500020000900000041001000009082001600019100002600035245007100061260004000132300001200172365000900184504000500193700001700198700002200215942000700237999001900244  c4.50  aengh  a530bSAS/PR  aSatry, Gourinadha M .  aPre-University physics / cM.Gourinadha Sastry.hTextual Documents  aChennai : bS.Viswanathan , c1957.  a349 ; .  a4.50  a1 aOuseph, C C.1 aRao, Venkata V  .  cBK  c337609d337609