Ramp Eugene Ed. <br/><br/>
Behavior analysis areas of research and application. 
Ramp Eugene Ed.; Semb George Ed. 
 - Englewood  Cliffs Prentice-Hall        1975 
 - xiv,417p.  cm. 
<br/><br/><label>Standard No.: </label>36904 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>S:(T), L5