Djoko Wiono
Fakultas Ilmu Pengetahuan Budaya Universitas Indonesia, 1988
UI - Skripsi Membership
Stathopoulos, Michael P.
Kluuwer Law International, 1995
Buku Teks SO
Stathopoulos, Michael P.
Kluuwer Law International, 1995
Buku Teks SO
Roemer, Michael
New York Praeger 1975,
Buku Teks
Todaro, Michael P.
Longman, 1997
Buku Teks