APA (7th ed.) Citation

Plotino & Harder, R. (1958). Plotins Schriften. Meiner.

Chicago Style (17th ed.) Citation

Plotino and Richard Harder. Plotins Schriften. Hamburg: Meiner, 1958.

MLA (9th ed.) Citation

Plotino and Richard Harder. Plotins Schriften. Meiner, 1958.

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