Universitas Indonesia, 1989
UI - Skripsi Membership
Muhammad Ridhwan Indra, author
Sinar Grafika, 1987
Buku Teks
Muhammad Ridhwan Indra, author
Sinar Grafika, 1987
Buku Teks
Yustisia Rahman, author
Fakultas Hukum Universitas Indonesia, 2009
UI - Skripsi Open
Moh. Koesnoe, author
Ushara Press, 1998
Buku Teks