Abeygunawardena KAV, Vithanapathirana MV. THE ROLE OF TEACHER TO ADDRESS ISSUES OF DISRUPTIVE BEHAVIOUR OF STUDENT LEARNERS IN MATHEMATICS CLASSROOMS: A STUDY IN THE SRI LANKAN CONTEXT . pijtel [Internet]. 2019 Jan. 30 [cited 2024 Nov. 23];2(3):152-73. Available from: https://grdspublishing.org/index.php/PUPIL/article/view/1412