Sandiford, Peter,  1882- <br/><br/>
Educational psychology :  an objective study / 
by Peter Sandifo rd. 
 - London :  Longmans, Green & Co.,  1969. 
 - xix, 406 p.  :  ill. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology.
<br/><br/><label>Dewey Class. No.: </label>370.15