Ehrlich Paul R <br/><br/>
Population resources environment    Issues in human    

 - Ed 2 
 - San Francisco    Freeman           1972 
 - xiii,509p  cm. 
 - Series of books in biology. Ed by donald Kennedy and R B Park .
<br/><br/> Bibliography : P482-488 and at the end of each chapter; Appendices : P449-482 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Y:5, L0;L2