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Politeknik Negeri Medan, 2019
Artikel Jurnal
Waris Supaidah, author
2002
UI - Tesis (Membership)
Medianto, author
Program Pascasarjana Universitas Indonesia, 2015
UI - Tesis (Membership)
Artikel Jurnal
Latifah Abbad, author
1986
UI - Skripsi (Membership)