Cita APA (7a ed.)

Norsk Polarinstitutt, Agencia Europea de Medio Ambiente, Hansen, J. R., Hansson, R., & Norris, S. (1996). The state of the European Arctic environment. Norsk Polarinstitutt.

Cita Chicago Style (17a ed.)

Norsk Polarinstitutt, Agencia Europea de Medio Ambiente, John Richard Hansen, Rasmus Hansson, y Stefan Norris. The State of the European Arctic Environment. Oslo: Norsk Polarinstitutt, 1996.

Cita MLA (9a ed.)

Norsk Polarinstitutt, et al. The State of the European Arctic Environment. Norsk Polarinstitutt, 1996.