Johnston, James M <br/><br/>
A History of the Professional Credentialing of Applied Behavior Analysts.  [electronic resource] 

 -  The Behavior analyst  Nov 2017 
 - 523-538 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0738-6729 
<br/><br/><label>Standard No.: </label>10.1007/s40614-017-0106-9  doi