000 00337nam a2200157Ia 4500
001 680
008 211022s9999 xx 000 0 und d
082 _a363.3 GRE
100 _aGregory
245 0 _aEnvironmental concerns
260 _aNew York
260 _bHarcourt, Brace Jovanovich
260 _c1977
300 _a122
942 _cBK
999 _c577
_d577