Simpson, A.W.B., author
Clarendon Press, 1986
Buku Teks
White, Walter
The Viking Press, 1956
Buku Teks
Willard, Myra
Melbourne University Press, 1923
Buku Teks
Isenberg, Nancy, author
Penguin Books, 2017
Buku Teks
Cohen, Morris R.
Open Court, 1961
Buku Teks