APA (7th ed.) Zitazioa
ebrary, Inc. (2010). Implementing the selfoss declaration: Recommendations to Nordic forestry. Nordic Council of Ministers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc. Implementing the Selfoss Declaration: Recommendations to Nordic Forestry. Copenhagen: Nordic Council of Ministers, 2010.
MLA (9th ed.) Zitazioa
ebrary, Inc. Implementing the Selfoss Declaration: Recommendations to Nordic Forestry. Nordic Council of Ministers, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.