APA (7th ed.) Citation

Tønnessen, J. N., & Johnsen, A. O. (1982). The history of modern whaling. Hurst.

Chicago Style (17th ed.) Citation

Tønnessen, John N., and Arne Odd Johnsen. The History of Modern Whaling. London: Hurst, 1982.

MLA (9th ed.) Citation

Tønnessen, John N., and Arne Odd Johnsen. The History of Modern Whaling. Hurst, 1982.