SUSANTO, Ermawan. PELATIHAN DASAR-DASAR KEAMANAN AIR BAGI PENGAWAS KOLAM RENANG (LIFEGUARD) Se-DIY. INOTEKS: Jurnal Inovasi Ilmu Pengetahuan,Teknologi, dan Seni, [S. l.], v. 13, n. 2, 2009. DOI: 10.21831/ino.v13i2.40. Disponível em: https://jurnal.uny.ac.id/index.php/inotek/article/view/40. Acesso em: 16 may. 2025.