Wekoyla, author
Universitas Indonesia, 2012
UI - Skripsi (Open)
(hapus1)
Kaifa, 2006
Buku Teks
Hasudungan, Wicensius Parulian, author
2014
UI - Skripsi (Membership)
Murray Elkin [and others]
Oxford University Press, 2000
Buku Teks
Beischer, Norman A., author
W.B. Saunders, 1989
Buku Teks