Cavan, Ruth Shonle,  1896-. <br/><br/>
Juvenile delinquency:  development, treatment, control/ 
Ruth Shonle, Cavan. 
 - 2d ed. 
 - Philadelphia:  Lippincott,  1969. 
 - xvi, 555 p. :  illus. ;  24 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile delinquency.