Rudi Trianto. Aktifitas Hubungan Masyarakat (humas) dalam Pemasaran SD Luqman al-Hakim Surabaya. annida [Internet]. 2020 Sep. 7 [cited 2026 Apr. 29];9(1):21-4. Available from: https://e-jurnal.stail.ac.id/index.php/annida/article/view/216