Artikel Jurnal
Jung, Yong-lim, author
Chang Jak iwa BT pyeong Sa, 1997
Buku Teks
edited by Zakaria Haji Ahmad
Oxford University Press, 1987
Buku Teks
Sidhu, Jagjit Singh, author
Oxford University Press, 1980
Buku Teks
Wawolangi, F.X., author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2007
UI - Skripsi (Membership)