Quantitative explorations in drug abuse policy 
Edited by Irving Leveson 
 - Lancaster  MTP Press Limited  1980 
 - 191 p. : graphs ; 23 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0852005504 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug abuse--United States<br/>Drug abuse--United States--Prevention