Grambs, Jean D.
Holt, Rinehart and Winston, 1964
Buku Teks
A. Ridwan, author
Fakultas Hukum Universitas Indonesia, 2010
UI - Tesis (Open)
Ahmad Yani, author
Rajawali, 2009
Buku Teks
Burtchett, Floyd Franklin
Clifford Milton, 1964
Buku Teks
Krisna Pramudita, author
2015
UI - Tesis (Membership)