The delphi method :  techniques and applications. 

 - London :  Addison-Wesley,  c1975. 
 - 620 p. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0201042932 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Delphi method.
<br/><br/><label>LC Class. No.: </label>T 174  / .D44