APA (7th ed.) Citation

Whymper, E. (1850). Katey's voyage. Groombridge & Sons.

Chicago Style (17th ed.) Citation

Whymper, Edward. Katey's Voyage. London: Groombridge & Sons, 1850.

MLA (9th ed.) Citation

Whymper, Edward. Katey's Voyage. Groombridge & Sons, 1850.