000			00282nam a2200133 4500
020			_a9780697372666
082			_a363.7 ENV
245			_aEnvironment 97/98
260			_aGuilford _bMcGraw Hill _c1997
300			_a272 p
650			_aenvironment
700			_aAllen,J.L
942			_cBK
999			_c1553 _d1553