Carroll, Brendan <br/><br/>
ESU framework / 
Carroll, Brendan. 
 - London:  Longman,  1989. 
 - 119p;25cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0582031613 
<br/><br/><label>Dewey Class. No.: </label>410 CAR