edited by John A. Harrison
The University of Arizona Press, 1972
Buku Teks
May, Simon
Yale University Press, 2012
Buku Teks
Birch, David, 1950-
Allen & Unwin, 2001
Buku Teks
Orient Longmans, 1960
Buku Teks
Le May, Reginald
George Allen and Unwin, 1954
Buku Teks