Spann, E. (2005). Abiturwissen Landeskunde Great Britain, United States of America (2. Aufl.). Klett.
Chicago Style (17th ed.) CitationSpann, Ekkehard. Abiturwissen Landeskunde Great Britain, United States of America. 2. Aufl. Stuttgart Düsseldorf Leipzig: Klett, 2005.
MLA (9th ed.) CitationSpann, Ekkehard. Abiturwissen Landeskunde Great Britain, United States of America. 2. Aufl. Klett, 2005.
Warning: These citations may not always be 100% accurate.