World Trade Press & ebrary, Inc. (2010). Denmark: Society & culture. World Trade Press.
Chicago Style (17th ed.) ZitazioaWorld Trade Press eta Inc ebrary. Denmark: Society & Culture. Petaluma, Calif.: World Trade Press, 2010.
MLA (9th ed.) ZitazioaWorld Trade Press eta Inc ebrary. Denmark: Society & Culture. World Trade Press, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.