APA (7th ed.) Citation

Mill, J. S., & Haek, D. (1897). Über Freiheit. Reclam.

Chicago Style (17th ed.) Citation

Mill, John Stuart, and D. Haek. Über Freiheit. Leipzig: Reclam, 1897.

MLA (8th ed.) Citation

Mill, John Stuart, and D. Haek. Über Freiheit. Reclam, 1897.

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