Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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