Bruce D. Mudget [and others]
Alexander Hamilton Institute, 1962
Buku Teks
Mowbray, Albert H.
McGraw-Hill, 1955
Buku Teks
Achmad Budiyanto, author
Program Pascasarjana Universitas Indonesia, 2016
UI - Disertasi (Membership)
Diana Yoseva L. Aksah, author
2013
UI - Tesis (Membership)
Silalahi, Agustina D.V.
2002
UI - Tesis (Membership)