APA (7th ed.) Citation

Cornford, F. M., & Guthrie, W. K. C. (1965). Principium sapientiae: The origins of Greek philosophical thought. Harper & Row.

Chicago Style (17th ed.) Citation

Cornford, Francis Macdonald, and W. K. C. Guthrie. Principium Sapientiae: The Origins of Greek Philosophical Thought. New York: Harper & Row, 1965.

MLA (9th ed.) Citation

Cornford, Francis Macdonald, and W. K. C. Guthrie. Principium Sapientiae: The Origins of Greek Philosophical Thought. Harper & Row, 1965.