APA (7th ed.) Citation

Ptolemaeus, C. 1. Claudii Ptolemaei Geographia. Tauchnitz.

Chicago Style (17th ed.) Citation

Ptolemaeus, Claudius 100-178. Claudii Ptolemaei Geographia. Lipsiae: Tauchnitz.

MLA (9th ed.) Citation

Ptolemaeus, Claudius 100-178. Claudii Ptolemaei Geographia. Tauchnitz.

Warning: These citations may not always be 100% accurate.