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Mandar Maju, 2001
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Achmad M. Ramli, author
Mandar Maju, 2001
Buku Teks
Siregar, Dwi Kartika, author
Universitas Indonesia, 2001
UI - Skripsi (Membership)
Srining Widati, author
Universitas Indonesia, 2006
UI - Tesis (Membership)
Suparto, author
Badan Penerbit FHUI, 2017
Artikel Jurnal