Sorokin, Pitirim Aleksandrovich,  1889-1968. <br/><br/>
Principles of rural-urban sociology / 
by Pitirim Sorokin and Carle C. Zimmerman. 
 - New York, N.Y. :  Holt,  c1929 
 - 652 p. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology, Rural.<br/>Sociology, Urban.<br/>Social history.<br/>Social psychology.<br/>Vital statistics.
<br/><br/><label>Dewey Class. No.: </label>301.35