APA aipamena

Janssen, S. (2022). The world almanac and book of facts 2023. World Almanac Books, New York.

Chicago Style aipamena

Janssen, Sarah. The World Almanac and Book of Facts 2023. New York: World Almanac Books, New York, 2022.

MLA aipamena

Janssen, Sarah. The World Almanac and Book of Facts 2023. World Almanac Books, New York, 2022.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.