Rudi Trianto. Aktifitas Hubungan Masyarakat (humas) dalam Pemasaran SD Luqman al-Hakim Surabaya. annida [Internet]. 2020Sep.7 [cited 2026Jun.8];9(1):21-. Available from: https://www.e-jurnal.stail.id/index.php/annida/article/view/216