Edited by Rijkele Betten
IBFD, 2002
Buku Teks
Jakarta: Leiden, 1995,
Buku Referensi
edited by Eugene C. Nelson, Paul B. Batalden, Marjorie M. Godfrey
Jossey-Bass, 2007
Buku Teks
Kolarik, William J., author
McGraw-Hill , 1999
Buku Teks
Zubavin, Boris
Moscow Foreign Languages Publishing House
Buku Teks