Ellison, Vivian. <br/><br/>
Overpopulation:  how many are too many? 
Vivian Sorvall 
 - West Haven :  Pendulum Press,   c1971 
 - 63 p.  ill.  21 cm. 
 - Now age books, Ecology series. .
<br/><br/> Prepared under the auspices of Total Education in the Total Environment. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population.<br/>Overpopulation
<br/><br/><label>LC Class. No.: </label>HB871