Cunningham, William P. <br/><br/>
Principles of environmental science :  inquiry & applications / 
William P. Cunningham, Mary Ann Cunningham 
 - 5th ed. 
 - Boston :  McGraw-Hill,  2009 
 - xxiii, 408 p. :  ill. (some col), col. maps. ;  28 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780073383194 (hbk.) 0073383198 (hbk.) 9780077270643 (pbk.)  RM428.88 0077270649 (pbk.)  RM395.98 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences--Textbooks