000 00338nam a2200121 4500
245 _aEnviromental science
_cby JonathanTurk and Karen Arms
100 _aTurk ,Jonathan
710 _aArms ,Karen
250 _a3ed
260 _aPhiladelphia
_bSaunders college Publishing
_cc1984
300 _axii ,544p.:ill. ;25cm
082 _a301.31
_bTUR ,2;1
999 _c3225
_d3225