Saville-Troike, Muriel, 1936-
Cambridge University Press , 2006
Buku Teks
Ellis, Rob
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Buku Teks
Saville-Troike, Muriel, 1936-
Cambridge University Press, 2012
Buku Teks SO
Saville-Troike, Muriel, 1936-
Cambridge University Press, 2017
Buku Teks SO
edited by Eric Kellerman and Michael Sharwood Smith
Pergamon, 1986
Buku Teks