Hermansyah Hermansyah, Arief Hidayat. Gamification of Professional Small Talk: Enhancing Interpersonal English Skills for Vocational Students via Micro-learning Mobile Apps. IJHESS [Internet]. 2026 Jun. 27 [cited 2026 Aug. 24];5(6). Available from: http://www.ijhess.com/index.php/ijhess/article/view/2409