Harman, Alvin J. <br/><br/>
Acquisition cost experience and predictability / 
Alvin J. Harman. 
 - California :  Rand Corporation,  1971. 
 - iii, 32 pages ;  28 cm. 
 - The Rand paper series ;  p. 4505 .
 - Rand paper series ;  p. 4505 .
<br/><br/>Includes bibliographical references.