Cita APA (7a ed.)
(1980). Timber Bulletin for Europe: January-December 1979. United Nations.
Cita Chicago Style (17a ed.)
Timber Bulletin for Europe: January-December 1979. New York: United Nations, 1980.
Cita MLA (9a ed.)
Timber Bulletin for Europe: January-December 1979. United Nations, 1980.
Precaución: Estas citas no son 100% exactas.