Melda Susanti Sihite. THE EFFECT OF PARENTAL SUPPORT AND INTRINSIC MOTIVATION ON SELF-EFFICACY OF VOCATIONAL HIGH SCHOOL STUDENTS IN MEDAN The Impact of Parental Support and Intrinsic Motivation on the Self-Efficacy of Vocational School Students in Medan. MORFAI [Internet]. 2025 Aug. 9 [cited 2026 May 7];4(3):2146-52. Available from: https://radjapublika.com/index.php/MORFAI/article/view/3691