APA (7th ed.) Citation

Mill, J. S., Sainz Pulido, J., & Rodríguez Huéscar, A. (1971). Sobre la libertad. Aguilar.

Chicago Style (17th ed.) Citation

Mill, John Stuart, Josefa Sainz Pulido, and Antonio Rodríguez Huéscar. Sobre La Libertad. Madrid: Aguilar, 1971.

MLA (9th ed.) Citation

Mill, John Stuart, et al. Sobre La Libertad. Aguilar, 1971.

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