Viehrig, K., & Siegmund, A. (2012). Germany: Diverse GIS implementations within a diverse educational landscape. International perspectives on teaching and learning with GIS in secondary schools.
Chicago Style (17th ed.) CitationViehrig, Kathrin, and Alexander Siegmund. "Germany: Diverse GIS Implementations Within a Diverse Educational Landscape." International Perspectives on Teaching and Learning with GIS in Secondary Schools 2012.
MLA (9th ed.) CitationViehrig, Kathrin, and Alexander Siegmund. "Germany: Diverse GIS Implementations Within a Diverse Educational Landscape." International Perspectives on Teaching and Learning with GIS in Secondary Schools, 2012.
Warning: These citations may not always be 100% accurate.