Lilis Novitarum, Ance Siallagan, and Reni Lestari. 2022. “The Relationship Of Narcistic Personality Trends With Mastrubation In Adolescent Boys In Junior High School 5 Sibolga In 2021”. Jurnal EduHealth 13 (01):96-103. https://ejournal.seaninstitute.or.id/index.php/healt/article/view/344.