Clinton, Bill
Arrow Books, 2008
Buku Teks
Trias Misi Sentani
2014
UI - Skripsi (Membership)
general editor, Kenneth B. Clark and Jeannette Hopkins
Harper and Row, 1969
Buku Teks
Rusi Jaspal, Glynis M. Breakwell, editors
Cambridge University Press, 2016
Buku Teks
Smith, Anthony D.
Longman, 1976
Buku Teks