000 00294nam a2200109Ia 4500
082 _a621.56
_bARO
100 _aArora, S.C.
245 _aCourse in refrigration and airconditioning technology
260 _aDelhi
_bDhanpat Rai and Company
_c2000
650 _aMechanical Engineering
044 _aIndia
999 _c3811
_d3811