000 00281nam a2200121Ia 4500
008 160710s1992 xx 000 0 und d
082 _a621.4025 MAR
100 _aMARTIN,H.
245 _aHEAT EXCHANGE
260 _bHEMISPHERE PUBLICATION
_c1992
300 _a203
942 _2ddc
_cB
999 _c53981
_d53981