Hurtado, O., & Sipe, B. (2010). Portrait of a nation: Culture and progress in Ecuador ([English-language ed.].). Madison Books : Distributed by National Book Network.

Hurtado, Osvaldo, and Barbara Sipe. Portrait of a Nation: Culture and Progress in Ecuador. [English-language ed.]. Lanham: Madison Books : Distributed by National Book Network, 2010.

Hurtado, Osvaldo, and Barbara Sipe. Portrait of a Nation: Culture and Progress in Ecuador. [English-language ed.]. Madison Books : Distributed by National Book Network, 2010.