Cita APA (7a ed.)
Kesley, V., & Osborne, L. d. J. Four Keys to Guatemala. Funk and Wagnalls.
Cita estilo Chicago (17a ed.)
Kesley, Vera, y Lilly de Jongh Osborne. Four Keys to Guatemala. Nueva York, EUA: Funk and Wagnalls.
Cita MLA (9a ed.)
Kesley, Vera, y Lilly de Jongh Osborne. Four Keys to Guatemala. Funk and Wagnalls.
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