Koebel, W. H. (1913). South America. With thirty two full page illustrations from photographs, etc., and maps and plans in the text (1a. ed.). Adam & Charles Black.
Cita Chicago Style (17a ed.)Koebel, William Henry. South America. With Thirty Two Full Page Illustrations from Photographs, Etc., and Maps and Plans in the Text. 1a. ed. Londres: Adam & Charles Black, 1913.
Cita MLA (9a ed.)Koebel, William Henry. South America. With Thirty Two Full Page Illustrations from Photographs, Etc., and Maps and Plans in the Text. 1a. ed. Adam & Charles Black, 1913.
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