Clarke, H.D.B.
Colloquial Japanese
Routledge, 1991
Buku Teks SO
Colloquial Korean
Buku Teks
Renier, Fernand G.
Colloquial Dutch
Routledge, 1986
Buku Teks SO
Coe, Graham
Colloquial English
Routledge & Kegan Paul, 2005
Multimedia
Coe, Graham
Colloquial English
Routledge & Kegan Paul, 2005
Multimedia