Waddle, Charles W. <br/><br/>
An introduction to child psychology / 
by Charles W. Waddle 
 - London :  George G. Harrap,  1919 
 - xvi, 317 p. ;  18 cm. 
 - Riverside textbooks in education .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child<br/>Educational psychology<br/>Child psychology