Schwarz, P. A. and Krug, R. E. <br/><br/>
Ability testing in developing countries; a handbook of principles and techniques   

 - New York  Praeger  1972 
 - xviii, 244p. 
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>371.26091724  / Sc411.AT