Ade Armando, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2010
Artikel Jurnal
Mark, K., author
Foreign Languages Publishing House, [Date of publication not identified]
Buku Teks
Hoang. Van Chi
Allied Publishers, 1964
Buku Teks
edited by G.L. Bondarevsky
Nauka Publishing, 1966
Buku Teks
Bruce, David, author
Reston Publishing, 1984
Buku Teks