Zeffry Alkatiri, author
University of Indonesia, Faculty of Humanities, 2007
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Didik J. Rachbini, author
Ghalia Indonesia, 2001
Buku Teks
Lembaga Studi Agama dan Filsafat(SAF), 1999
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Afan Gaffar, author
Pustaka Pelajar, 2000
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Denny J.A., author
Jaya Baya University Press, 1999
Buku Teks