000			00407nam a22001577a 4500
999			_c12857 _d12857
020			_a0030315719
082			_a333.7 RAV
100			_aRAVEN, Peter H. & Linda R. Berg
245			_aEnvironment /
250			_aThird edition
260			_aNew York, _bHarcourt College _c2001.
300			_axxix, 612p.: col.ill.; picture; map; 28.5cm.
500			_aIncludes index
650			_aEnvironment
942			_cBK