00482nam 2203933 45000010005000000030023000050050009000280080041000370820008000780720029000860200015001151000021001302600037001512450042001886500029002306500025002596500018002843933StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a577 aEnvironmental Protection a071671020x aJames H. Wiersma bW. H. Freeman and company c1980 aIntroduction to environmental science aEnvironmental Protection aEnvironmental policy ahuman ecology