APA (7th ed.) Citation

Ptolemy, a. 2. c., & Pirckheimer, W. (1541). Claudii Ptolemaei Alexandrini Geographicæ enarrationis libri octo. Apud Hugonem à Porta.

Chicago Style (17th ed.) Citation

Ptolemy, active 2nd century, and Willibald Pirckheimer. Claudii Ptolemaei Alexandrini Geographicæ Enarrationis Libri Octo. Lugduni: Apud Hugonem à Porta, 1541.

MLA (8th ed.) Citation

Ptolemy, active 2nd century, and Willibald Pirckheimer. Claudii Ptolemaei Alexandrini Geographicæ Enarrationis Libri Octo. Apud Hugonem à Porta, 1541.

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