[publisher not identified], [date of publication not identified]
Buku Teks
Kohn, Hans
Erlangga, 1984
Buku Teks SO
[publisher not identified], [date of publication not identified]
Buku Klasik
Arya Maheka
Komisi Pemberantasan Korupsi, [date of publication not identified]
Buku Teks
Johanes Supranto
Rineka Cipta, 2004
Buku Teks SO