Swedlund, Alan C.. <br/><br/>
Demographic Anthropology /  

 - 1st ed /  
 - Lowa :   WM.C. Brown Company Publishers ,   1985 
 - p.70 :  
<br/><br/><label>ISBN: </label>0-697-07543-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology
<br/><br/><label>Dewey Class. No.: </label>Y:5  / L6;1