Dreikurs, Rudolf,  1897-1972. <br/><br/>
Psychology in the classroom :  A manual for teachers / 
Rudolf Dreikurs. 
 - 2nd ed. 
 - New York :  Harper & Row, Publ.,  [1968]. 
 - 284 p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology