Firdaus, Muhammad, Yanti Tayo, dan Muhammad Ramdhani. “Komunikasi Persuasif Ceo Coffee Shop Dalam Menarik Minat Investor”. Jurnal Ilmiah Wahana Pendidikan 9, no. 5 (Maret 20, 2023): 377-385. Diakses Mei 18, 2024. http://jurnal.peneliti.net/index.php/JIWP/article/view/3992.