APA (7th ed.) Citation

Guthrie, W. K. C. (1960). The Greek philosophers, from Thales to Aristotle. Harper & Row.

Chicago Style (17th ed.) Citation

Guthrie, W. K. C. The Greek Philosophers, from Thales to Aristotle. Harper & Row, 1960.

MLA (9th ed.) Citation

Guthrie, W. K. C. The Greek Philosophers, from Thales to Aristotle. Harper & Row, 1960.

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