Widener, P. (2011). Oil injustice: Resisting and conceding a pipeline in Ecuador. Rowman & Littlefield Publishers.
Lua i Stíl Chicago (17ú heag.)Widener, Patricia. Oil Injustice: Resisting and Conceding a Pipeline in Ecuador. Lanham, Md.: Rowman & Littlefield Publishers, 2011.
Lua MLA (9ú heag.)Widener, Patricia. Oil Injustice: Resisting and Conceding a Pipeline in Ecuador. Rowman & Littlefield Publishers, 2011.
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