Cita APA (7a ed.)

Berkman, P. A., & Vylegzhanin, A. N. (2013). Environmental security in the Arctic Ocean. Springer Science Business Media.

Cita Chicago Style (17a ed.)

Berkman, Paul Arthur, y Alexander N. Vylegzhanin. Environmental Security in the Arctic Ocean. Dordrecht: Springer Science Business Media, 2013.

Cita MLA (8a ed.)

Berkman, Paul Arthur, y Alexander N. Vylegzhanin. Environmental Security in the Arctic Ocean. Springer Science Business Media, 2013.