APA引文

Janssen, S. 1. (2014). The World almanac and book of facts, 2014. World Almanac Books.

芝加哥风格引文

Janssen, Sarah 1982. The World Almanac and Book of Facts, 2014. New York: World Almanac Books, 2014.

MLA引文

Janssen, Sarah 1982. The World Almanac and Book of Facts, 2014. World Almanac Books, 2014.