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Co-authors
- Novia Ruth SilaenDosenVerified email at darmaagung.ac.id
- Pandapotan Na Uli Sun SiregarUniversitas Darma AgungVerified email at darmaagung.ac.id
- Jenni TariganUniversitas Darma AgungVerified email at darmaagung.ac.id
- Mochammad FahleviBina Nusantara UniversityVerified email at binus.ac.id
- Dearma Sariani SinagaUniversitas Darma AgungVerified email at darmaagung.ac.id
- Dr. Jonner Lumban GaolUniversitas Darma AgungVerified email at darmaagung.ac.id
- SABAR LAMHOT TUA SIMATUPANGsenior lecturers, Universitas Darma AgungVerified email at darmaagung.ac.id
- Runggu Besmandala NapitupuluUniversitas Darma AgungVerified email at darmaagung.ac.id
- Dr. Edi SuriantaUniversitas Darma AgungVerified email at darmaagung.ac.id
- BINUR PRETTY NAPITUPULUAKADEMI PARIWISATA DAN PERHOTELAN DARMA AGUNG MEDANVerified email at akpardarmaagung.ac.id
- Victor LumbanrajaUniversitas Sumatera UtaraVerified email at usu.ac.id
- khusnul khotimahUniversitas Yapis PapuaVerified email at uniyap.ac.id