APA (7th ed.) Citation

Ptolemy, C. (1973). Geographia / by C. Ptolemy. West of England P.

Chicago Style (17th ed.) Citation

Ptolemy, C. Geographia / by C. Ptolemy. West of England P, 1973.

MLA (9th ed.) Citation

Ptolemy, C. Geographia / by C. Ptolemy. West of England P, 1973.

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