Shaghira, Alyasha, et al. “EFFECTIVENESS OF VIDEO-LEAFLET PROMOTION ON ADOLESCENTS’ PREMARITAL SEX KNOWLEDGE AND ATTITUDES AT PERTIWI HIGH SCHOOL JAMBY CITY ”. Jurnal Multidisipliner Bharasumba, vol. 5, no. 02, Apr. 2025, pp. 311-26, doi:10.62668/bharasumba.v5i02.2329.