Starke, J.G., author
Melbourne University Press, 1965
Buku Teks
Pugh, Michael C.
Cambridge University Press, 1989
Buku Teks
Muhammad Krishna Prana Julian, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2019
UI - Skripsi (Membership)
Camilleri, Joseph, author
Macmillan of Australia, 1987
Buku Teks
Churchill, Winston, Sir, 1874-1965, author
Houghton Miffiln, 1950
Buku Teks