Pressey, S.L. <br/><br/>
Laboratory workbook in applied educational psychology. 
S.L. Pressey and M.E. Troyer. 
 - N.Y.  Harper  c1945. 
 - 76 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology<br/>Troyer, Maurice E.