Toates, Frederick <br/><br/>
Motivational systems 

 - Cambridge  Cambridge University Press  1986 
 - xii,188p. 
<br/><br/><label>ISBN: </label> RS 443.25 
<br/><br/><label>Source: </label> RS 443.25 
<br/><br/><label>Dewey Class. No.: </label>153.8 TOA