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Teacher's study guide on the biology of human populations 

 - Paris:  Unesco,  1975. 
 - 438p. 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>9231012797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population education
<br/><br/><label>Dewey Class. No.: </label>301.32  / TEA