00506nam a22001577a 4500020001800000082001900018100001700037245008200054260002500136300001000161650001200171700001700183942000700200952012800207999001300335  a9788121927819  a621.56 bKHU-R  aKhurmi, R. S  aTextbook of refrigeration and air conditioning / R. S. Khurmi and J. K. Gupta  a India S. Chand 2011  a754 p  aPhysics  aGupta, J. K.  cBK  001040708PHYaMAINbMAINcPHY SHELFd2023-01-16l1o621.56  KHU-Rp4024r2024-02-26 00:00:00s2024-02-05w2023-01-17yBK  c603d603