Author: Carlos Contreras, Manuel Glave (eds.), Carlos Contreras, Manuel Glave, Werner Baer, Heraclio Bonilla, Paul Gootenberg, Laura Escobari de Querejazu, Kendall Brown, John Fisher, Alfredo Moreno, Catalina Vizcarra, Richard Sicotte, Miguel Jaramillo, Nils Jacobsen, José Deustua, Vincent Peloso, Nelson Pereyra, Antonio Zapata, Félix Jiménez (auts.)