ABRAHAMSON (Mark) and others. <br/><br/>
Stratification and mobility. 

 - New York.  Macmillan Publishing Co Inc  1976 
 - xi,388 
<br/><br/><label>ISBN: </label>0 02 300201 8 
<br/><br/><label>Dewey Class. No.: </label>305 ABRS