Purnawidhi W. Purbacaraka
Ghalia Indonesia, 1982
Buku Teks
Kwik, Kian Gie
[publisher not identified], [date of publication not identified]
Buku Teks
Silitonga, Jony
Fakultas Hukum Universitas Indonesia, 1987
UI - Skripsi (Membership)
editor Marcus Colchester, Sophie Chao
Epistema Institute, 2012
Buku Teks
A. Ridwan
Puncak Karma, 1995
Buku Teks