Nebel, Bernard J. & Wright, Richard T. <br/><br/>
Environmental Science 
By Bernard J. Nebel & Richard T. Wright 
 - Upper Saddle River  Prentice Hall  1981 
 - xxi, 698 pages, 28 cm. 
<br/><br/> Includes appendix, bibliographic references, glossary, and index 
<br/><br/><label>ISBN: </label>0-13-352154-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences
<br/><br/><label>Dewey Class. No.: </label>363.7 N24