Studies in contrastive linguistics, no. 1 / edited by A. Hantson
Post-Graduate Centre, 1975
 Buku Teks SO
Salverda, Reinier
Linguistics and the Dutch / R. Salverda
University College London, 1990
 Buku Teks SO
Saussure, Ferdinand de, 1857-1913
Course in general linguistics
Open Court , 1986
 Buku Teks SO
Saussure, Ferdinand de, 1857-1913
Course in general linguistics
Peter Owen, 1960
 Buku Teks
Aitchison, Jean, 1938-
Linguistics
Hodder & Stoughton, 1992
 Buku Teks SO