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Copyright (c) 2019 Siti Rosada
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
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Siti Rosada
Indonesia
Retno Triwoelandari
Universitas Ibn Khaldun Bogor
Indonesia
Irfan Supriatna
Universitas Ibn Khaldun Bogor
Indonesia
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