APA (7th ed.) Citation

Riddle, J. M. (2006). Theophrastus c. 371 - c. 287 BC. Philosopher.

Chicago Style (17th ed.) Citation

Riddle, John M. Theophrastus C. 371 - C. 287 BC. Philosopher. 2006.

MLA (9th ed.) Citation

Riddle, John M. Theophrastus C. 371 - C. 287 BC. Philosopher. 2006.

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