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