Acid precipitation  effects on ecological systems 
edited by Frank M. D'Itri 
 - Ann Arbor, Mich  Ann Arbor Science  c1982 
 - xix, 506 p.  ill.  24 cm. 
<br/><br/> Proceedings of the Conference on the Effects of Acid Precipitation on Ecological Systems, held at Michigan State University 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acid precipitation (Meteorology)--Environmental aspects
<br/><br/><label>Dewey Class. No.: </label>574.5  / 222