Low, Francis
Frederick A. Praeger, 1955
Buku Teks
Kurtz, Marcus J., author
Cambridge University Press, 2004
Buku Teks
Greenberg, Edward S., author
Pearson/Longman, 2005
Buku Teks
Smith, Thomas C., author
Standford University Press, 1959
Buku Teks
Fatwa Hidayah Purwarini, author
2017
UI - Skripsi (Membership)