SEAMEO, 2016
Buku Teks
SEAMEO QITEP in Language, 2016
Multimedia
Novia Retno Sahrulloh, author
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2019
UI - Skripsi (Membership)
Johnson, Martin H., author
Blackwell Science, 2000
Buku Teks
edited by Agosto
Rockport, 1998
Buku Teks