DeLeon, I G <br/><br/>
Examination of ambiguous stimulus preferences with duration-based measures.  [electronic resource] 

 -  Journal of applied behavior analysis  1999 
 - 111-4 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0021-8855 
<br/><br/><label>Standard No.: </label>10.1901/jaba.1999.32-111  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Choice Behavior<br/>Conditioning, Operant<br/>Developmental Disabilities--psychology<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Reinforcement Schedule<br/>Reinforcement, Psychology<br/>Time Factors