Machiavelli, Niccolo, author
Everyman's Library, 1992
Buku Teks
Osborne, Milton
Allen & Unwin, 1997
Buku Teks
Pearce, R. D. (Robert D.), author
Kensal Press, 1990
Buku Teks
Little, Brown and Company , 1998
Buku Teks
Farizan Fajari Wardana, author
2017
UI - Skripsi (Membership)