APA (7th ed.) Citation

Mill, J. S. (1990). On liberty. Alex Catalogue.

Chicago Style (17th ed.) Citation

Mill, John Stuart. On Liberty. Raleigh, N.C: Alex Catalogue, 1990.

MLA (9th ed.) Citation

Mill, John Stuart. On Liberty. Alex Catalogue, 1990.

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