Walker, Warren E., <br/><br/>
The generation and screening of alternatives in policy analysis / 
Warren E. Walker 
 - 39 pages ;  28 cm. 
 - The Rand paper series ;  P-7313 .
 - The Rand paper series ;  P-7313 .
<br/><br/>Includes bibliographical references: pages 37-39 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Policy sciences.