Stanislaus Nugroho
Departemen kewilayaan FIB Universitas Indonesia, 2009
Artikel Jurnal
editor, Edi Sedyawati
Pustaka Jaya, 1984
Buku Teks
Loebby Loqman, author
[publisher not identified], [date of publication not identified]
Buku Teks
Universitas Indonesia, 1998
UI - Skripsi (Membership)
Djohermansyah Djohan, author
Universitas Terbuka, 2016
Buku Teks