000 00309nam a2200109Ia 4500
008 201217s9999 xx 000 0 und d
100 _aBotkin, Daniel B. [et al.}
245 0 _aChanging the global Environment :perspective on human involvement
260 _aBoston
_bAcademic Press
300 _a450
942 _cBK
999 _c7934
_d7934