Dwi Cahyono, Hendra. “DIFFERENCES IN KNOWLEDGE AND ADOLESCENT ATTITUDE BEFORE AND AFTER RECEIVING HEALTH EDUCATION ABOUT SEXUAL NEEDS IN SMA MUHAMMADIYAH 3 JEMBER”. Jurnal Kesehatan Dr. Soebandi, vol. 3, no. 2, Oct. 2015, pp. 133-42, https://journal.uds.ac.id/jkds/article/view/45.