000 00309nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a614.7:546.17
_bREN
245 0 _aNitrogen control and phosphorus removal in sewage treatment
260 _aNew Jersey
_bNoyes Data
_c1978
700 _aRenzo, D J
942 _cBK
999 _c30887
_d30887