ABUBAKAR, H., UMAR, S.A. and MUSAWA, B.I. 2015. THE IMPACT OF LANGUAGE IN THE TEACHING AND LEARNING OF MATHEMATICS AT JUNIOR SECONDARY SCHOOL IN KATSINA. IJRDO -JOURNAL OF MATHEMATICS. 1, 8 (Dec. 2015), 07-17. DOI:https://doi.org/10.53555/m.v1i8.2415.