Methods and techniques of designing evaluation studies 
edited by B.C. Das and Kamal Krishna 
 - Lucknow  State Olanning Institute, government of uttar Pradesh  1981 
 - 428p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Design, Industrial - Management<br/>Design
<br/><br/><label>Dewey Class. No.: </label>T2108 D26