Fredy. S
Gultom Agency, [date of publication not identified]
Buku Teks
S.M. Ardan, author
Balai Pustaka, 1965
Buku Teks
M. Irfan Hidayatullah, author
Salamadani, 2012
Buku Teks
Donatus A. Nugroho
Gramedia Pustaka Utama, 1993
Buku Teks
Motinggo Busye, author
Nusantara, 1963
Buku Teks