Perera H. S. <br/><br/>
Psychology of learning and teaching: A new contribution to the subject in the form of a three - phase theory 

 - London, UK  Oxford University Press   1938 
 - x,221p 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pspychology - Learning