Guthmann en las islas del pacifico, China y la India (testimonios, correspondencia y fotografias)
Artikel Jurnal
Mandle, Jay R.
Globalization and the poor
Cambridge, 2003
Buku Teks
Library for the nation
Edited by Peter Biskup; Margaret Henty
National Library of Australia , 1991
Buku Teks
Mann, Richard
A Nation reborn
Gateway Books, 2000
Buku Teks
Ver Steeg, Clarence L.
A People and a nation
Harper and Row, 1981
Buku Teks