Merja Kytö and Päivi Pahta edited by
Cambridge University Press, 2016
Buku Teks
edited by Dominic Head
Cambridge University Press, 2016
Buku Teks
Hindmarsh, Roland
Cambridge University Press , 1980
Buku Teks
Swan, Michael, author
Cambridge University Press, 1992
Buku Teks
Sampson, George, author
University Press, 1959
Buku Teks