Yeoman, John, author
Random House, 2009
Buku Teks
Torday, Piers, author
Puffin Books, 2015
Buku Teks
Mari, Ogai, author
Charles E. Tuttle, 1959
Buku Teks
Dias Rifanza Salim, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2008
UI - Skripsi (Open)
Heytze, Ingmar
Stichting LIFT, 1989
Buku Teks