APA (7th ed.) Citation

Ptolemy, a. 2. c., & Manitius, K. (1912). Des Claudius Ptolemäus Handbuch der astronomie ... B.G. Teubner.

Chicago Style (17th ed.) Citation

Ptolemy, active 2nd century, and Karl Manitius. Des Claudius Ptolemäus Handbuch Der Astronomie ... Leipzig: B.G. Teubner, 1912.

MLA (9th ed.) Citation

Ptolemy, active 2nd century, and Karl Manitius. Des Claudius Ptolemäus Handbuch Der Astronomie ... B.G. Teubner, 1912.