Melda Susanti Sihite 2025. 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. Multidiciplinary Output Research For Actual and International Issue (MORFAI). 4, 3 (Aug. 2025), 2146–2152. DOI:https://doi.org/10.54443/morfai.v4i3.3691.