APA (7th ed.) Citation

Twain, M. (1899). Following the equator: A journey around the world. Harper & Brothers.

Chicago Style (17th ed.) Citation

Twain, Mark. Following the Equator: A Journey Around the World. New York: Harper & Brothers, 1899.

MLA (9th ed.) Citation

Twain, Mark. Following the Equator: A Journey Around the World. Harper & Brothers, 1899.