Cita APA (7a ed.)
Buel, J. W. (1889). Heroes of the Dark Continent: A complete history of all the great explorations and discoveries in Africa, from the earliest ages to the present time. North American Publishing Co..
Cita Chicago Style (17a ed.)
Buel, James W. Heroes of the Dark Continent: A Complete History of All the Great Explorations and Discoveries in Africa, from the Earliest Ages to the Present Time. St. Louis: North American Publishing Co., 1889.
Cita MLA (9a ed.)
Buel, James W. Heroes of the Dark Continent: A Complete History of All the Great Explorations and Discoveries in Africa, from the Earliest Ages to the Present Time. North American Publishing Co., 1889.
Precaución: Estas citas no son 100% exactas.