Style de citation APA (7e éd.)
De Roo, P. (1900). History of America before Columbus, according to documents and approved authors. J.B. Lippincott company.
Style de citation Chicago (17e éd.)
De Roo, Peter. History of America Before Columbus, According to Documents and Approved Authors. Philadelphia and London: J.B. Lippincott company, 1900.
Style de citation MLA (9e éd.)
De Roo, Peter. History of America Before Columbus, According to Documents and Approved Authors. J.B. Lippincott company, 1900.
Attention : ces citations peuvent ne pas être correctes à 100%.