APA (7th ed.) Citation

Bader, B. (2013). Who Was Christopher Columbus? Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Bader, Bonnie. Who Was Christopher Columbus? USA: Grosset & Dunlap, 2013.

MLA (9th ed.) Citation

Bader, Bonnie. Who Was Christopher Columbus? Grosset & Dunlap, 2013.

Warning: These citations may not always be 100% accurate.