Jamison, Dean T. <br/><br/>
Cost factors in planning educational technology systems. 
Dean T. Jamison 
 - Paris  U.N.E.S.C.O.  1977 
 - 62p., 21 cm. 
<br/><br/> Based in part on the author's cost analysis for educational planning and evaluation, 1977. Bibliography: p. 59-62. 
<br/><br/><label>ISBN: </label>9280310763