Lua APA (7ú heag.)
Markus Jobst. Preservation in Digital Cartography: Archiving Aspects. Springer.
Lua i Stíl Chicago (17ú heag.)
Markus Jobst. Preservation in Digital Cartography: Archiving Aspects. Berlín, Alemania: Springer.
Lua MLA (9ú heag.)
Markus Jobst. Preservation in Digital Cartography: Archiving Aspects. Springer.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.