Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 1979
UI - Skripsi (Membership)
Simone, Luisa
Microsoft Press, 1999
Buku Teks
editor by Xiandong Hair
Foreign languages Press, 2009
Buku Referensi
Jockson, Gerald, author
Nias Press, 2009
Buku Teks
Binns, Colin, author
University of Malaya Press, 2009
Buku Teks