Lua APA (7ú heag.)
Velázquez de la Cadena, M., Gray, E., Iribas, J. L., & Toral, C. (1952). Velázquez: A new pronouncing dictionary of the spanish and english languages. Wilcox & Follett.
Lua i Stíl Chicago (17ú heag.)
Velázquez de la Cadena, Mariano, Edward Gray, Juan L. Iribas, agus Carlos Toral. Velázquez: A New Pronouncing Dictionary of the Spanish and English Languages. Chicago, New York: Wilcox & Follett, 1952.
Lua MLA (9ú heag.)
Velázquez de la Cadena, Mariano, et al. Velázquez: A New Pronouncing Dictionary of the Spanish and English Languages. Wilcox & Follett, 1952.
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