Harris, Zellig S.
D. Reidel , 1970
Buku Teks
edited by Thomas A. Sebeok
Mouton, 1970
Buku Referensi
edited by Harriet Luria, Deborah M. Seymour, Trudy Smoke
LEA, 2006
Buku Teks SO
Croft, William
Cambridge University Press, 2004
Buku Teks SO
by Member of the Summer Institute of Linguistics
University of Sydney, 1958
Buku Teks