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020			_a978-0-07-351542-7
022			_a0272-9008
082			_a363.7 _bALL/E
100			_aALLEN JOHN L
245			_aENVIRONMENT
250			_a25
260			_aU SA _bMCGRAW-HILL _c2007
300			_a209 _bP B
500			_aENVIRONMENT
942			_cBK
999			_c27631 _d27631