Catford, J. C.
Oxford University Press, 1965
Buku Teks
editors, S.P. Corder, E. Roulet
AIMAV, 1974
Buku Teks
Victoria A. Fromkin
Blackwell Publishers, 2001
Buku Teks
Salverda, Reinier, author
I.C.G. Printing, 1985
Buku Teks
Li Wei
John Wiley & Sons Ltd, 2014
Buku Teks