- Author: Leonardo Boff & Clodovis Boff (auts.), Alfonso Ortiz García (trad.)
- Language: Spanish
- Year: 1982
- Author: Roger E. Bissell, Chris Matthew Sciabarra, Edward W. Younkins, John F Welsh, Douglas J. Den Uyl, Douglas B. Rasmussen, N. Stephan Kinsella, Robert L Campbell, Nathan Goodman, Deirdre N. McCloskey, Robert Higgs, David L Prychitko, Steven Horwitz, Roderick T Long, Gary Chartier, Billy Christmas, Kevin A Carson, Jason Lee Byas, Troy Camplin
- Language: English
- Year: 2019