000 00293nam a2200121Ia 4500
008 220201s1976 xx 000 0 eng d
082 _a621.56
_bBAL
100 _aBallaney,PL
245 0 _aRefrigation and air conditioning
260 _bDelhi:Khanna pub.
_c1976
300 _a650
942 _2ddc
999 _c80109
_d80109