Carson, T P <br/><br/>
Activity valence as a function of mood change.  [electronic resource] 

 -  Journal of abnormal psychology  Jun 1980 
 - 368-77 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0021-843X 
<br/><br/><label>Standard No.: </label>10.1037//0021-843x.89.3.368  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Affect<br/>Depression--psychology<br/>Humans<br/>Psychological Theory<br/>Reinforcement, Psychology