Gaya APA

Tamnes, R., Offerdal, K. (2014). Geopolitics and security in the Arctic: regional dynamics in a global world . London: Routledge.

Gaya MLA

Tamnes, Rolf., Offerdal, Kristine. "Geopolitics and security in the Arctic: regional dynamics in a global world". London: Routledge, 2014. Buku Elektronik.