APA (7th ed.) Citation

Fahrbach, E., Rohardt, G., & Sieger, R. (2007). 25 Years of Polarstern Hydrography (1982-2007). PANGAEA.

Chicago Style (17th ed.) Citation

Fahrbach, Eberhard, Gerd Rohardt, and Rainer Sieger. 25 Years of Polarstern Hydrography (1982-2007). PANGAEA, 2007.

MLA (9th ed.) Citation

Fahrbach, Eberhard, et al. 25 Years of Polarstern Hydrography (1982-2007). PANGAEA, 2007.