000 00282nam a2200121Ia 4500
008 230303s9999 xx 000 0 und d
041 _aeng
082 _a621.57 ARO
100 _aARORA (C.P)
245 _aRefrigeration and Air Conditioning
260 _aDelhi
_bMGH
365 _cRS
999 _c184461
_d184461