, T. W. (2007). The World almanac and book of facts 2007. World almanac books.
Chicago Style (17th ed.) Citation, The World. The World Almanac and Book of Facts 2007. World almanac books, 2007.
MLA (8th ed.) Citation, The World. The World Almanac and Book of Facts 2007. World almanac books, 2007.
Warning: These citations may not always be 100% accurate.