Directorate of evaluation and manpower planning and social welfare <br/><br/>
Principles of evaluation  A manual 
by Directorate of evaluation and manpower planning and social welfare 
 - Bangalore  Directorate of evaluation and manpower planning and social welfare  1969 
 - 192p. 
<br/><br/><label>Dewey Class. No.: </label>TNC I5707 M999