Cita APA

John Wright W. (1998). World Almanac and Book of Facts; 1999. World almanac Books.

Citación estilo Chicago

John Wright W. World Almanac and Book of Facts; 1999. New York: World almanac Books, 1998.

Cita MLA

John Wright W. World Almanac and Book of Facts; 1999. World almanac Books, 1998.