R. D. P. Ramadhani, S. S. Dewi, and P. Patisina, “THE ROLE OF INTERPERSONAL COMMUNICATION ON LEARNING MOTIVATION IN JUNIOR HIGH SCHOOL STUDENTS 37 MEDAN IS MEDIATED BY STUDENT ENGANGEMENT”, SJIIPS, vol. 14, no. 3, pp. 1729–1735, Sep. 2025.