Cunningham, William P. <br/><br/>
Environmental Science:  A Global Concern/ 

 - 7th ed. 
 - Boston  McGraw-Hill  2003 
 - xvii,646p.:  ill.(pics., col.); 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0072930748 
<br/><br/><label>LC Class. No.: </label>GE105  / .C97 2003