Bergel, Egon Ernest <br/><br/>
Urban sociology 

 - New York  McGraw - Hill book company  1955 
 - xii, 558 p.; 24cm. 
 - McGraw - Hill series in sociology .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology, urban<br/>Urban ecology<br/>Urban society<br/>Urban sociology