Acid precipitation :  effects on ecological systems / 
edited by Frank M. D'Itri 
 - Ann Arbor, Michigan :  Ann Arbor Science,  1982 
 - 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/>Includes bibliographies and index 
<br/><br/><label>LCCN: </label>81-069072 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acid precipitation (Meteorology)--Environmental aspects--Congresses