Shin, Edysen, author
Kesaint Blanc, 2008
Buku Teks
Bossy Paskalis, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2018
UI - Skripsi (Membership)
Hewings, Martin, author
Cambridge University Press , 2004
Buku Teks
Baker, Ann, author
Cambridge University Press, 1982
Buku Teks
Baker, Ann, author
Cambridge University Press, 1982
Buku Teks