APA (7th ed.) Citation

Ptolemaeus, C. 1., & Robbins, F. E. (2001). Tetrabiblos Loeb classical library.

Chicago Style (17th ed.) Citation

Ptolemaeus, Claudius 100-178, and Frank Egleston Robbins. "Tetrabiblos." Loeb Classical Library 2001.

MLA (8th ed.) Citation

Ptolemaeus, Claudius 100-178, and Frank Egleston Robbins. "Tetrabiblos." Loeb Classical Library, 2001.

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