Clarke, H.D.B.
Colloquial Japanese
Routledge, 1991
 Buku Teks SO
Mitchell, T. F.
An introduction to Egyptian colloquial Arabic
Oxford University Press, 1960
 Buku Teks SO
Sampaio, João, 1929-
Colloquial Portuguese : a complete language course
Routledge, 1995
 Buku Teks SO
Le Fleming, Svetlana
Colloquial Russian: a complete language course
Routledge, 1995
 Buku Teks SO
Sutanto Atmosumarto
Colloquial Indonesian: a complete language course
Routledge, 1994
 Buku Teks SO