APA (7th ed.) Citation

Sedgwick, J. P. (1985). Harmonics of history. Philosophical Library.

Chicago Style (17th ed.) Citation

Sedgwick, John P. Harmonics of History. New York: Philosophical Library, 1985.

MLA (9th ed.) Citation

Sedgwick, John P. Harmonics of History. Philosophical Library, 1985.

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