Dyfyniad APA

Curtis, W. E. Around the Black Sea Asia Minor, Armenia, Caucasus, Circassia, Daghestan, the Crimea, Roumania.

Dyfyniad Arddull Chicago

Curtis, William Eleroy. Around the Black Sea Asia Minor, Armenia, Caucasus, Circassia, Daghestan, the Crimea, Roumania.

Dyfyniad MLA

Curtis, William Eleroy. Around the Black Sea Asia Minor, Armenia, Caucasus, Circassia, Daghestan, the Crimea, Roumania.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.