Mitchell G. Duncan. <br/><br/>
Sociology :  the study of social systems / 
G. Duncan Mitchell. 
 - London :  University Tutorial Press,  1959. 
 - ix, 174 p. :  ill. ;  22 cm. 
<br/><br/> Incudes index  Include bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology.