Items by "Lubis, Billian"
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Conference or Workshop Item
Tarigan, Devi and Lubis, Billian and nangin, Lestari Perangin and Tiurmauli, Tiurmauli and Sihite, Dameria (2020) Evaluation Of Integrated Learning Implementation In Percuthigh School, Sei Tuan, Medan. In: Proceedings of the 1st International Conference of Global Education and Society Science, ICOGESS 2019,14 March, Medan, North Sumatera, Indonesia.
Lubis, Billian and Sihite, Dameria and Tiurmauli, Tiurmauli and Tarigan, Devi and Perangin-angin, Lestari (2020) Impact of Using Gadgets on Teenagers’ Cognitive Development. In: Proceedings of the 1st International Conference of Global Education and Society Science, ICOGESS 2019,14 March, Medan, North Sumatera, Indonesia.