Cita APA (7th ed.)

Schmidtz, D., & Brennan, J. (2010). A brief history of liberty. Wiley-Blackwell.

Cita Chicago (17th ed.)

Schmidtz, David, i Jason Brennan. A Brief History of Liberty. Chichester, U.K. ; Malden, MA: Wiley-Blackwell, 2010.

Cita MLA (9th ed.)

Schmidtz, David, i Jason Brennan. A Brief History of Liberty. Wiley-Blackwell, 2010.