000 00316nam a2200145Ia 4500
008 131121s9999 xx 000 0 und d
100 _aWolfe, Hugh C.
245 _aEfficient use of energy
260 _aNew York
260 _bAIP
260 _c1975
300 _axiv;304
500 _aUnpriced
763 _a36863
999 _c61568
_d61568