ALEXANDER, H <br/><br/>
A ready method for self-instruction program presentation.  [electronic resource] 

 -  Journal of the experimental analysis of behavior  Jul 1961 
 - 202 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-5002 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Equipment and Supplies<br/>Humans<br/>Psychology--supply & distribution