Siregar TF, Daryanto HK, Djohar S. Formulasi Strategi Bersaing PT. Imago Kreasi Komunika di Industri Jasa Periklanan. jabm [Internet]. 2017May21 [cited 2024May12];3(2):161. Available from: https://jai.ipb.ac.id/index.php/jabm/article/view/10990