Smith, A <br/><br/>
The basis of population growth.  [electronic resource] 

 -  The Manchester medical gazette  Apr 1973 
 - 77-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0025-2018 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>England<br/>Fertility<br/>Humans<br/>Population Control<br/>Population Growth