Mayall, James
Cambridge University Press, 1990
Buku Teks
Lee, Chong-Sik
University of California Press, 1963
Buku Teks
Kahin, George McTurnan, author
Cornell University Press, 1952
Buku Teks
Francis, John de, author
Princeton University Press , 1950
Buku Teks
Costa, Horacio La de
Solidaridad Publishing House, 1965
Buku Teks