APA (7th ed.) Citation

Krause, R. A. (2008). Bremens Protagonisten der Polarforschung.

Chicago Style (17th ed.) Citation

Krause, Reinhard A. Bremens Protagonisten Der Polarforschung. 2008.

MLA (9th ed.) Citation

Krause, Reinhard A. Bremens Protagonisten Der Polarforschung. 2008.

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