000 00306nam a2200133Ia 4500
008 220201s1987 xx 000 0 eng d
082 _a621.56
_bLAN
100 _aLang, V Paul
245 0 _aPriciples of air conditioning
250 _a3rd
260 _bDelhi: C B S
_c1987
300 _a326
942 _2ddc
999 _c85783
_d85783