APA aipamena

Hansen, N. M. (1990). Regional policy in a changing world. Plenum Press.

Chicago Style aipamena

Hansen, Niles M. Regional Policy in a Changing World. New York: Plenum Press, 1990.

MLA aipamena

Hansen, Niles M. Regional Policy in a Changing World. Plenum Press, 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.