Hutahaean T. PENERAPAN SAPTA PESONA DI OBJEK WISATA GEOSITE SIPINSUR DESA PEARUNG KECAMATAN PARANGINAN KABUPATEN HUMBANG HASUNDUTAN. JIAA [Internet]. 2024Apr.30 [cited 2024Sep.16];11(1):14-6. Available from: https://journal.akpardarmaagung.ac.id/index.php/JIAA/article/view/148