APA引文

(2000). World Almanac and book of facts 2000. World almanac Books.

Chicago Edition Citation

World Almanac and Book of Facts 2000. New Jersey: World almanac Books, 2000.

MLA引文

World Almanac and Book of Facts 2000. World almanac Books, 2000.

警告：這些引文格式不一定是100％准確.