Belich, James
Allen & Unwin, 1989
Buku Teks
Warner, W. Lloyd
Harper & Brothers , 1944
Buku Teks
Geaney.O.S.A, Dennis J
Fides Publishers, INC, 1963
Buku Teks
Fuchs, Victor R.
Basic Books, 1974
Buku Teks
May-ling, Soong Chiang
Harper & Brothers, 1941
Buku Teks