00561nam a2200169Ia 4500008004100000082001800041100002100059245002100080260005300101300001000154650003800164650003400202700001700236942001500253999001700268952010600285170901s1979    xx            000 0 und d  a621.402bV31H  aVasandani, V. P. 0aHeat Engineering  aNew DelhibMetropolitan Book Co. Pvt. Ltd.c1979  aMisc.  aEngineering and allied operations  aTechnology (Applied sciences)  aKumar, D. S.  2ddccBK01  c38675d38675  00102ddc4070aRAUbRAUd2024-05-15l1o621.402 V31Hp38970r2024-05-15s2024-05-15w2024-05-15yBK