APA (7th ed.) Citation

Erdmann, J. E., & Hough, W. S. (1897). A history of philosophy (4d ed.). S. Sonnenschein & Co.

Chicago Style (17th ed.) Citation

Erdmann, Johann Eduard, and Williston Samuel Hough. A History of Philosophy. 4d ed. London New York: S. Sonnenschein & Co, 1897.

MLA (9th ed.) Citation

Erdmann, Johann Eduard, and Williston Samuel Hough. A History of Philosophy. 4d ed. S. Sonnenschein & Co, 1897.

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