Institute for the Studies of Language and Cultyres of Asia and Africa, 2002
Majalah, Jurnal, Buletin
Roeslan Abdulgani
Department of Information. RI, 1963
Buku Teks SO
Kahin, George McTurnan
Cornell University Press, 1956
Buku Teks SO
Kahin, George McTurnan
Cornell University Press, 1956
Buku Teks SO
Shopia University,
Majalah, Jurnal, Buletin