Pérez de Arce Antoncich, R., & Pérez Oyarzún, F. (2003). Valparaiso School: Open city group. Tanais.
Tohutoru Kātū Chicago (17th ed.)Pérez de Arce Antoncich, Rodrigo, me Fernando Pérez Oyarzún. Valparaiso School: Open City Group. s.l: Tanais, 2003.
Tohutoro MLA (9th ed.)Pérez de Arce Antoncich, Rodrigo, me Fernando Pérez Oyarzún. Valparaiso School: Open City Group. Tanais, 2003.
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