000 00293nam a2200109Ia 4500
008 220201s2001 xx 000 0 eng d
082 _a621.56
_bARO
100 _aArora,SC & Domkandwar,S
245 0 _aCourse in refrigation & air condtioning
260 _bDelhi: Dhanpat Rai
_c2001
942 _2ddc
999 _c87157
_d87157