Gotthelf, A., & Salmieri, G. (2016). A companion to Ayn Rand. Wiley Blackwell.
Cita Chicago (17th ed.)Gotthelf, Allan, i Gregory Salmieri. A Companion to Ayn Rand. West Sussex, England: Wiley Blackwell, 2016.
Cita MLA (9th ed.)Gotthelf, Allan, i Gregory Salmieri. A Companion to Ayn Rand. Wiley Blackwell, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.