Emmel Thomas C <br/><br/>
Introduction to ecology and population biology 

 - New York  Norton           1973 
 - x,196p  cm. 
<br/><br/> Bibliography:  p 176-177; Glossary: p  178-182 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Family Planning
<br/><br/><label>Dewey Class. No.: </label>Y:5:(G:5), L3