Norwich : Edward Arnold, The educationl, academic and medical publishing
Majalah, Jurnal, Buletin
Saville-Troike, Muriel, 1936-, author
Cambridge University Press, 2012
Buku Teks
Mitchell, Rosamond, author
Routledge, 2004
Buku Teks
Saville-Troike, Muriel, 1936-
Cambridge University Press, 2017
Buku Teks
Birgit Harley...[et al.], edited
Cambridge University Press , 1990
Buku Teks