DORIS YOLANDA SARAGIH; HENGKI MANGIRING PARULIAN SIMARMATA; SIRAIT, Erwin; SARAGIH, Roy Syahputera; SIHITE, Sandi Maiko. International Collaboration in Business English Learning: Enhancing Global Communication Skills of Polytechnic Students . Jurnal Bersama Pengabdian Kepada Masyarakat (SAMAMAS), [S. l.], v. 1, n. 4, p. 160–167, 2025. DOI: 10.55123/samamas.v1i4.328. Disponível em: https://www.jurnal.literasisains.id/index.php/samamas/article/view/328. Acesso em: 12 mar. 2026.