Clegg, E. J., <br/><br/>
The study of man :  an introduction to human biology / 
by E. J. Clegg. 
 - 2nd ed. 
 - London :  Hodder & Stoughton,   1978. 
 - 330 p. :  ill. maps, 4 ports. ;  23 cm. 
<br/><br/>p. 205-207. 
<br/><br/><label>ISBN: </label>0340183225  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human biology.<br/>Human genetics.<br/>Human ecology.