Enger, Eldon D. <br/><br/>
Field and laboratory exercises in environmental science / 
Eldon D. Enger, Bradley F. Smith and Karen E. Lionberger 
 - 8th ed. 
 - New York :  McGraw-Hill Science,  2013 
 - xi, 174 p. :  ill. ;  27 cm. 
<br/><br/><label>ISBN: </label>9780077599829 0077599829 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science