APA (7th ed.) Citation

Gjertz, I., Lydersen, C., & Wiig, Ø. (2001). Distribution and diving of harbour seals (Phoca vitulina) in Svalbard. Springer.

Chicago Style (17th ed.) Citation

Gjertz, Ian, Christian Lydersen, and Øystein Wiig. Distribution and Diving of Harbour Seals (Phoca Vitulina) in Svalbard. Springer, 2001.

MLA (9th ed.) Citation

Gjertz, Ian, et al. Distribution and Diving of Harbour Seals (Phoca Vitulina) in Svalbard. Springer, 2001.