記錄引文

APA引文
(2011). The World almanac and book of facts. 2011. World Almanac Books.
Chicago Style (17th ed.) Citation
The World Almanac and Book of Facts. 2011. New York, NY: World Almanac Books, 2011.
MLA引文
The World Almanac and Book of Facts. 2011. World Almanac Books, 2011.
警告:這些引文格式不一定是100%准確.