Elli, Elsa Elisiana (2021) Efektivitas Frekuensi Penggunaan Instagram @jajanan_makassar Terhadap Peningkatan Keterlibatan Pengikut (Followers' Engagement) = The Effectiveness Frequency Use of Instagram @jajanan_makassar as a Promotional Media For Increasing Followers' Engagement. Skripsi thesis, Universitas Hasanuddin.