000 00334nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a620.9
_bSIT
100 _aSittig, Marshall
245 0 _aPractical techniques for saving energy in the chemical petroleum and metal industries
260 _aNew Jersey
_bNoyes Data
_c1977
942 _cBK
999 _c28237
_d28237