00722nac a22001811u 4500 100905t xxu||||| |||| 00| 0 eng d 8121916879 621.56 KHU Khurmi, R. S. 17855 A Textbook of Refrigeration and Air Conditioning / R. S.Khurmi, J. Gupta. New Delhi : S Chand & Co., 1987 695 p. : ill. ; 24 cm. Refrigeration and refrigerating machinery. 17856 Air conditioning. 17857 Gupta, J. 17858 BB 621.56KHU ddc 1418 1418 0 0 ddc 0 0 MAIN MAIN 1ST 2010-09-05 purchase 2 9 621.56KHU 000003029 2025-07-15 00:00:00 2017-10-17 BB