Sushilkumar, Ningthoujam. A Study of the academic difficulties of class-X students in learning Mathematics within urban area of Imphal East District / by Ningthoujam Sushilkumar. - / - Imphal : Manipur University , 2005-06. - 76p ; Subjects--Topical Terms: Academic difficulties- Learning Mathematics Dewey Class. No.: T / P6