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Co-authors
- Gustami HarahapUniversitas Medan AreaVerified email at staff.uma.ac.id
- Rahma Sari SiregarUniversitas Medan AreaVerified email at staff.uma.ac.id
- Endang Sari SimanullangUniversitas Medan AreaVerified email at staff.uma.ac.id
- Mitra Musika LubisUniversitas Medan AreaVerified email at staff.uma.ac.id
- Rita Herawaty Br BangunBadan Pusat Statistik Provinsi Sumatera UtaraVerified email at bps.go.id
- iffan fuady harahapUniversitas Muslim Nusantara Al-WasliyahVerified email at umnaw.ac.id
- Erwin PaneUniversitas Medan AreaVerified email at staff.uma.ac.id