Appraisal of psychometric qualities of secondary school selection test battery development by the regional testing and resource training centre for use in Malawi/ 
Chrisostom Attlee Lewis Bai. 
 - Pittsburgh:  University of Pittsburgh,  1980. 
 - 115 p. 
<br/><br/>Malawi 
<br/><br/><label>Dewey Class. No.: </label>371.216