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Buku Referensi
Haq, Muhammad Enamul
Asiatic Society of Bangladesh, 1975
Buku Teks
Armstrong, Amatullah, author
Mizan, 2000
Buku Referensi
edited by L.F. Rushbrook Williams
Octagon Press, 1973
Buku Teks
Muhammad Ikhsan Fadli, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2021
UI - Skripsi (Membership)