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020 _a9789386173089
040 _aUPES LIBRARY
_bEnglish
082 _a621.56
_bSIN
100 _aSingh, Sadhu
_911973
245 0 _aRefrigeration and air-conditioning
260 _aNew Delhi :
_bKhanna Book,
_c2017
300 _axvi, 802p.
500 _aReprint 2019
650 _aMechanical Engineering
_9380505
942 _cBK