MURPHY, J V <br/><br/>
Spaced and massed practice with a methodological consideration of avoidance conditioning.  [electronic resource] 

 -  Journal of experimental psychology  Aug 1956 
 - 77-81 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-1015 
<br/><br/><label>Standard No.: </label>10.1037/h0044969  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conditioning, Operant<br/>Humans<br/>Learning