Geest, Ton van der
Van Gorcum , 1975
Buku Teks
Pereira, Feranndo C.
CSLI (Center for the Study of Language & information), 1987
Buku Teks
Ellis, Nick C.
Wiley, 2016
Buku Teks SO
Tomalin, Marcus
Cambridge University Press, 2006
eBooks
Gray, Bennison
Mouton Publisher, 1977
Buku Teks