APA (7th ed.) Citation

DK Publishing, Inc, & Smithsonian Institution. (2018). Timelines of history (Second edition.). DK Publishing.

Chicago Style (17th ed.) Citation

DK Publishing, Inc, and Smithsonian Institution. Timelines of History. Second edition. New York, New York: DK Publishing, 2018.

MLA (8th ed.) Citation

DK Publishing, Inc, and Smithsonian Institution. Timelines of History. Second edition. DK Publishing, 2018.

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