- Author: C. Bradley Thompson, Yaron Brook
- Language: English
- Year: 2010
- Author: Ayn Rand, Leonard Peikoff, Yaron Brook, Andrew Bernstein, Onkar Ghate, Elan Journo, Gregory Salmieri, Don Watkins, Jonathan Hoenig, Stuart K. Hayashi
- Language: English
- Year: 2018