Monks, Robert A. G., 1933-, author
John Wiley & Sons, 2011
Buku Teks
The Johns Hopkins University Press, 2004
Buku Teks
Panjaitan, Binsar Daniel, author
Fakultas Hukum Universitas Indonesia, 2022
UI - Tesis (Membership)
Thomson Wadsworth, 2003
Multimedia
LaPalombara, Joseph, author
Conference Board, 1977
Buku Teks