000 00343nam a2200121Ia 4500
008 160316s1981 xxu||||| |||| 00| 0 eng d
100 _aMcMullan, J T
245 _aHeat Pumps
_b/ McMullan, J T.
260 _aBristol
_bAdam Hilger
_c1981
300 _aviii,156 p
650 _aHEAT PUMPS
650 _aHEAT PIPES
999 _c4121
_d4121