Locke, John, author
Walter J. Black, 1947
Buku Teks
Galih Ramadian Nugroho Putra, author
Fakultas Ilmu Sosial dan Ilmu Politik Universitas Indonesia, 2012
UI - Skripsi (Membership)
Aristotles, author
Modern Library, 1943
Buku Teks
edited by Matthew Carlin and Jason Wallin
Bloomsbury Academic, 2014
Buku Teks
Seth, Michael, author
University of Hawaii Press, 2002
Buku Teks