000 00317nam a2200133Ia 4500
008 220201s1993 xx 000 0 eng d
082 _a621.56
_bARO
100 _aArora & Domkundwar
245 0 _aRefrigeration & airconditioning
250 _a4
260 _bDhanpat Rai & Sons
_c1993
300 _a11
942 _2ddc
999 _c85469
_d85469