Cita APA (7a ed.)
Sotheby's. (2003). Sotheby's: London, Thursday 13 November 2003 : Natural History, Travel, Atlases and Maps. Sotheby's.
Cita estilo Chicago (17a ed.)
Sotheby's. Sotheby's: London, Thursday 13 November 2003 : Natural History, Travel, Atlases and Maps. Londres, Inglaterra: Sotheby's, 2003.
Cita MLA (9a ed.)
Sotheby's. Sotheby's: London, Thursday 13 November 2003 : Natural History, Travel, Atlases and Maps. Sotheby's, 2003.
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