Jahr, Ernst Hakon
Language planning as a sociolinguistic experiment: the case of modern Norwegian
Edinburgh University Press Ltd, 2014
 eBooks
Kern, Richard
Language, literacy, and technology
Cambridge University Press, 2015
 eBooks
Mair, Christian
Twentieth-century english : history, variation, and standardization
Cambridge University Press, 2006
 Buku Teks
Tucker, T.G.
English grammar for higher standards and junior teacher / T. G. Tucker
Macmillan, 1923
 Buku Teks SO
Giegerich, Heinz J.
English phonology: an introduction
Cambridge University Press, 1992
 eBooks