000			00519nam a2200217Ia 4500
008			150909s9999 xx 000 0 und d
041			_aEnglish
082			_a574.5
082			_bSOU/EC
100			_aSouth wick C H
100			_eAuthor
245			_aEcology and the quality of four management
250			_a2nd Ed.
260			_aNew York
260			_bVan Nostrand Reinhold Company
260			_c1976
650			_aHomeo statis
650			_aPolution
650			_aPopulation dynamics
942			_cBK
999			_c246917 _d246917