Opera quae exstant omnia /
Claudii Ptolemaei.

APA Citation

Ptolemy, a. 2nd century. (1961). Opera quae exstant omnia. Ed. altera corr. Lipsiae: In aedibus B.G. Teubneri.

MLA Citation

Ptolemy, active 2nd century. Opera Quae Exstant Omnia. Ed. altera corr. Lipsiae: In aedibus B.G. Teubneri, 1961.

Warning: These citations may not always be complete (especially for serials).