Ehrlick, Anne H Ehrlick, Paul R Kennedy, Donald, ed Park, Roderic A, ed <br/><br/>
Population resources environment  issues in human ecology 

 - 2nd ed. 
 - San Francisco  W H Freeman and company  1972 
 - xiv, 509 p.; 26cm. 
 - A series of books in biology .
<br/><br/> 1st ed. published in 1970 
<br/><br/><label>ISBN: </label>716706806 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology<br/>Human environment<br/>Human geography<br/>Human habitats<br/>Population - ecological aspects<br/>Population control<br/>Population geography<br/>Population growth