An ounce of prevention, a pound of uncertainty  the cost-effectiveness of school-based drug prevention programs /  [electronic resource] : 
Jonathan P. Caulkins ... [et al.]. 
 - Santa Monica, CA :  Rand,  1999. 
 - xxxiii, 194 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references (p. 185-194). 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2005. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Youth--Drug use--Prevention--Cost effectiveness.--United States<br/>Students--Drug use--Prevention--Cost effectiveness.--United States<br/>Cocaine abuse--Prevention--Cost effectiveness.--United States<br/>Drug abuse--Study and teaching--Cost effectiveness.--United States
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>HV5824.Y68  / O94 1999eb 
<br/><br/><label>Dewey Class. No.: </label>362.29/17/0973