Isya Al Faris M, Widjanarko W, Sugito T, Bestari Santi Rahayu D. Strategi Marketing Public Relations Gama Konsultan dalam Pemasaran Produk Layanan Jasa Pelatihan Sumber Daya Manusia. JPI [Internet]. 2023Jun.29 [cited 2025Feb.4];8(1):1-11. Available from: https://upgradeojs3.vpsrifqi.com/index.php/politikomindonesiana/article/view/8580