Balieh, T.R. <br/><br/>
Study of the causes of failure in mathematics among the tribal pupils of class VII in West Khasi Hills District, Meghalaya 

 - NEHU 
 - Shillong  NEHU, Dept of Educational Research and Studies  [19_?] 
 - [12], 165p.;30cm. 
<br/><br/><label>Dewey Class. No.: </label>DS  / 373.1260954164 BAL