000 00292nam a2200121Ia 4500
008 221219s9999 xx 000 0 und d
100 _aS. Dave
245 0 _aTextbook of Environmental Studies 2nd ed
250 _a2nd
260 _bCengage
650 _aEnvironmental Science
942 _cBK
_011
999 _c3063
_d3063