Causes and consequences of human migration :  an evolutionary perspective / 
Michael H. Crawford, Benjamin C. Campbell. 
 - Cambridge :  Cambridge University Press,  2012. 
 - xv, 550 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781107012868 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Emigration and immigration.<br/>Human beings--Migrations.<br/>Human evolution.<br/>Human population genetics.<br/>Migrations of nations.