Contact
Jl. Amaliun GG. Kesatuan no.28 Kota Matsum Medan | Support Contact 2 : editor@ijocss-njm.org
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Andrew Satria Lubis
Management Department, Universitas Sumatera Utara, Medan 20155, Indonesia
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+62 813-7545-7972
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Jonathan Liviera Marpaung
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081278717372