Massey, H. G. <br/><br/>
Cost, benefit, and risk -- keys to evaluation of policy alternatives / 
H. G. Massey 
 - California :  Rand Corporation,  1974 
 - 15 pages ;  28 cm. 
 - The Rand paper series ;  P-5197 .
 - Rand paper series ;  P-5197 .
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label> Hadiah