Michael L. Commons; Howard Rachlin; James E. Mazur; John A. Nevin <br/><br/>
The Effect of Delay and of Intervening Events on Reinforcement Value  Quantitative Analyses of Behavior, Volume V 

 -  Taylor and Francis  1987 
<br/><br/><label>ISBN: </label>9781315825502 
<br/><br/><label>Source: </label>EBOOK