Chapman, William
W.W. Norton, 1987
Buku Teks
Routledge, 2016
eBooks
Lubis, Sudjaswin E., author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2006
UI - Disertasi (Membership)
Hastings House , 1953
Buku Teks
Todd, Stephen, author
Kluwer Law International, 2011
Buku Teks