Lyons, John
Cambridge University Press, 1968
Buku Teks SO
Dik, Simon Cornelis
North-Holland, 1968
Buku Teks SO
Lyons, John
Gramedia , 1995
Buku Teks SO
Trask, R.L.
Routledge, 1996
Buku Referensi
Radford, Andrew
Cambridge University Press, 2003
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