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020 _a9788120326712
_c425
040 _aMAIN
041 _aEnglish
082 _a621.56
_bAME
100 _aAmeen, Ahmadul
245 0 _aRefrigeration and air conditioning
260 _aDelhi
_b; Phi Learning
_c, 2014
300 _axi,504p.
650 _aAir Conditioning
650 _aMechanical Engineering
650 _aRefrigeration
942 _cBK
999 _c130726
_d130726