APA (7th ed.) Citation

Bolívar, V. J. F. (2009). The Mathematical-Historical Principles and the Evolution of Liberty. Project Gutenberg.

Chicago Style (17th ed.) Citation

Bolívar, Víctor José Fernández. The Mathematical-Historical Principles and the Evolution of Liberty. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Bolívar, Víctor José Fernández. The Mathematical-Historical Principles and the Evolution of Liberty. Project Gutenberg, 2009.

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