Saleh, Khaerul, Universitas Negeri Medan, Indonesia
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Vol 8, No 3 (2025): Social, Humanities, and Educational Studies (SHEs): Conference Series - Articles
Pengembangan Usaha Kopi Roasting Di Desa Siempat Rube II Kecamatan Siempat Rube Kabupaten Pakpak Bharat
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