Citazione Stile APA (7a Edizione)

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.

Citazione stile Chigago Style (17a edizione)

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.

Citatione 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.