Dasmann, Raymond Frederick,  1919- <br/><br/>
Environmental conservation / 
Raymond F. Dasmann ; [illustrations by John Balbalis with the assistance of the Wiley Illustration Departme nt]. 
 - 5th ed. 
 - New York :  Wiley,  1984. 
 - x, 486 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>047189141X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of natural resources.<br/>Ecology.<br/>Human ecology.<br/>Conservation of natural resources--United States.<br/>Ecology--United States.<br/>Human ecology--United States.
<br/><br/><label>Dewey Class. No.: </label>333.72