APA (7e ed.) Bronvermelding

Clarke, A. C. (1992). How the world was one: Beyond the global village. Bantam Books.

Chicago (17e ed.) Bronvermelding

Clarke, Arthur C. How the World Was One: Beyond the Global Village. New York: Bantam Books, 1992.

MLA (9e ed.) Bronvermelding

Clarke, Arthur C. How the World Was One: Beyond the Global Village. Bantam Books, 1992.