APA (7th ed.) Citation

Plotinus & Hutchins, R. M. Plotinus the six enneads.

Chicago Style (17th ed.) Citation

Plotinus and Robert Maynard Hutchins. Plotinus the Six Enneads.

MLA (8th ed.) Citation

Plotinus and Robert Maynard Hutchins. Plotinus the Six Enneads.

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