Lindsay, A. D.
Oxford University Press , 1955
Buku Teks
Nolly Rodus Voviroy Carnolo Telaumbanua, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2015
UI - Tesis (Membership)
Wainwright, Hilary, author
Seagull Books, 2009
Buku Teks
Muhammad Gaussyah, author
2011
UI - Disertasi (Open)
Dawson, Robert MacGregor
Vancouver The Copp Clark Publshing Co. 1957,
Buku Teks