edited by David Denison, Ricardo Bermudez-Otero, Chris McCully, Emma Moore with the assistance of Ayumi Miura
Cambridge University Press, 2012
eBooks
edited by Peter Trudgill and J.K. Chambers
Longman, 1991
Buku Teks SO
edited by Peter Trudgill and J.K. Chambers
Longman, 1991
Buku Teks SO
Wolfram, Walt, 1941-
Wiley Balckwell, 2016
Buku Teks
Cambridge University Press, 2009
eBooks