Dror, Yehezkel, <br/><br/>
Ventures in policy sciences 
concepts and applications. 
 - New York  Elsevier  1971 
 - xi, 321 pages    24 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0444001069 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Policy sciences