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Buku Teks
H.A.K. Mochamad Anwar, author
Alumni, 1980
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Marpaung, Leden, author
Erlangga, 1993
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Marsahala Yoshua, author
Fakultas Hukum Universitas Indonesia, 2020
UI - Skripsi (Membership)
Pardede, Marulak, author
Pustaka Sinar Harapan, 1995
Buku Teks