Buku Teks
edited by P. Loveday, A.W. Martin, and R.S. Parker
Hale and Iremonger, 1977
Buku Teks
edited by P. Loveday, A.W. Martin & R.S. Parker
Hale and Iremonger, 1977
Buku Teks
Ellis, Ulrich, author
Melbourne University Press, 1963
Buku Teks
Universitas Indonesia, 2014
UI - Skripsi (Membership)