Departemen Penerangan RI, 1982
Buku Teks
Soekanto, author
Yayasan Parikesit, 1976
Buku Referensi
Hendro Subroto, author
Pustaka Sinar Harapan, 1997
Buku Teks
Soekanto, author
Yayasan Parikesit , 1976
Buku Teks
Neonbasu, Gregor, author
Yanensa Mitra Sejati, 1997
Buku Teks