000 00297nam a2200121Ia 4500
008 220201s1996 xx 000 0 eng d
082 _a621.56
_bKUL
100 _aKulshrestha, SK
245 0 _aRefrigeration & air conditioning
260 _bKhanna Publisher
_c1996
300 _a363
942 _2ddc
999 _c86600
_d86600