APA (7th ed.) Citation

Heckathorn, T. (2000). Schwatka, Frederick (1849-1892), army officer and arctic explorer. Oxford University Press.

Chicago Style (17th ed.) Citation

Heckathorn, Ted. Schwatka, Frederick (1849-1892), Army Officer and Arctic Explorer. Oxford University Press, 2000.

MLA (9th ed.) Citation

Heckathorn, Ted. Schwatka, Frederick (1849-1892), Army Officer and Arctic Explorer. Oxford University Press, 2000.

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