Craig, Robert C. <br/><br/>
The psychology of learning in the classroom. 

 - [New York] :  Macmillan,  [1971, 1966c] 
 - Psychological foundations of education series .
<br/><br/>Bibliography: p. 83-85. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology.