Cita APA (7th ed.)
Map Group. (2009). Seoul: Popout Map. Map Group.
Cita Chicago (17th ed.)
Map Group. Seoul: Popout Map. New York: Map Group, 2009.
Cita MLA (9th ed.)
Map Group. Seoul: Popout Map. Map Group, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.