Ecclesiastical Faculties of the University of Santo Tomas,
Majalah, Jurnal, Buletin
Ali Mudhofir
Gadjah Mada University Press, 1996
Buku Teks
Descrates, Rene
J.M. Dent & Sons , 1949
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Sekolah Tinggi Filsafat & Teologi St. Yohanes, {s.a}
Majalah, Jurnal, Buletin
Muthahhari, Murtadha
Islamic Center Jakarta , 2002
Buku Teks