Cita APA (7th ed.)
ebrary, Inc, Price, M. F., Jansky, L., & Iatsenia, A. A. (2004). Key issues for mountain areas. United Nations University Press.
Cita Chicago (17th ed.)
ebrary, Inc, Martin F. Price, Libor Jansky, i Andrei A. Iatsenia. Key Issues for Mountain Areas. Tokyo ; New York: United Nations University Press, 2004.
Cita MLA (9th ed.)
ebrary, Inc, et al. Key Issues for Mountain Areas. United Nations University Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.