Teacher's study guide on the biology of human populations 

 - Paris  Unesco Press  1975 
 - v. ; 24 cm. 
<br/><br/><label>ISBN: </label>9231012797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human biology--Study and teaching (Secondary)--Collected works<br/>Human ecology--Study and teaching (Secondary)--Collected works<br/>Population--Study and teaching (Secondary)--Collected works<br/>Biology--Study and teaching (Secondary)