Cunningham, William P. <br/><br/>
Principles of environmental science :  inquiry & applications / 
William Cunningham, Mary Ann Cunningham. 
 - 4th ed. 
 - New York :  McGraw-Hill,  c2008. 
 - xxii, 410 p. :  col. ill., col. maps ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780073050898 (alk. paper) 007305089X (alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Textbooks.
<br/><br/><label>Index Terms--Curriculum Objective: </label><br/>Principles of Ecology ---BIO150
<br/><br/><label>LC Class. No.: </label>GE105  / .C865 2008 
<br/><br/><label>Dewey Class. No.: </label>363.7