Cita APA

Ørvik, N. (1972). Scandinavian security in transition: The two-dimensional threat. Orbis. - publ. by the Foreign Policy Research Institute of the University of Pennsylvania.

Citación estilo Chicago

Ørvik, Nils. "Scandinavian Security in Transition: The Two-dimensional Threat." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania 1972.

Cita MLA

Ørvik, Nils. "Scandinavian Security in Transition: The Two-dimensional Threat." Orbis. - Publ. by the Foreign Policy Research Institute of the University of Pennsylvania, 1972.