00390cam a2200157ua 4500041001000000082002100010100001800031245006400049250001200113260003900125300001200164440001700176490001700193504000500210700001700215  aengh  a621.4025bPAN/EL  aPandya, N.C .  aElements of heat engines / cN.C.Pandya.hTextual Documents  a5 / b.  a : bCharotar book stall , c1966.  a672 ; .0 a17.50, vx;0 a17.50, vx;  a1 aShah, C.S  .