APA (7th ed.) Citation

Windelband, W., & Cushman, R. E. (1899). History of ancient philosophy. C. Scribner.

Chicago Style (17th ed.) Citation

Windelband, W., and Robert Ernest Cushman. History of Ancient Philosophy. New York: C. Scribner, 1899.

MLA (8th ed.) Citation

Windelband, W., and Robert Ernest Cushman. History of Ancient Philosophy. C. Scribner, 1899.

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