000 00292nam a2200121Ia 4500
008 220201s2001 xx 000 0 eng d
082 _a621.56
_bRAJ
100 _aRajput,RK
245 0 _aRefrigeration & Air Conditioning
260 _bDelhi:S.K kataria
_c2001
300 _a421
942 _2ddc
999 _c87159
_d87159