Gomez-Pena, G., & Bartra, R. (1993). Warrior for Gringostroika: Essays, performance texts, and poetry / by Guillermo Gómez-Pena. Introd. by Roger Bartra. Graywolf Press.
Chicago-viite (17. p.)Gomez-Pena, Guillermo, ja Roger Bartra. Warrior for Gringostroika: Essays, Performance Texts, and Poetry / by Guillermo Gómez-Pena. Introd. by Roger Bartra. Saint Paul: Graywolf Press, 1993.
MLA-viite (8. p.)Gomez-Pena, Guillermo, ja Roger Bartra. Warrior for Gringostroika: Essays, Performance Texts, and Poetry / by Guillermo Gómez-Pena. Introd. by Roger Bartra. Graywolf Press, 1993.
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