Blalock, Hubret M. <br/><br/>
Sociological theory and research 

 - 1st 
 - New York  The Free Press  1980 
 - 448p. 
<br/><br/> DE246 
<br/><br/><label>ISBN: </label>0029036305  950 
<br/><br/><label>Dewey Class. No.: </label>301 BLA-S