Burgess, Peter H., author
Graham Brash, 1983
Buku Referensi
José Rizal National Centennial Commission,, 1962.
Buku Teks
Ray, Sibnarayan
Melbourne and Sydney : Thomas Nelson (Austrakia) Ltd., 1966.
Buku Teks
Yalman, Nur, author
I. B. Tauris, 2009
Buku Teks
edited by Gun Lauritzson
Lund University, 1992
Buku Referensi