APA (7th ed.) Citation

Cuyas, A., & Llano, A. e. (1940). Appleton's new English-Spanish and Spanish-English dictionary, containing more than six thousand modern words and twenty-five thousand acceptations, idioms and technical terms not found in any other similar work, with a pronouncing key and the fundamental tenses of irregular verbs. D. Appleton Century.

Chicago Style (17th ed.) Citation

Cuyas, Arturo, and Antonio ed Llano. Appleton's New English-Spanish and Spanish-English Dictionary, Containing More than Six Thousand Modern Words and Twenty-five Thousand Acceptations, Idioms and Technical Terms Not Found in Any Other Similar Work, with a Pronouncing Key and the Fundamental Tenses of Irregular Verbs. New York, London: D. Appleton Century, 1940.

MLA (9th ed.) Citation

Cuyas, Arturo, and Antonio ed Llano. Appleton's New English-Spanish and Spanish-English Dictionary, Containing More than Six Thousand Modern Words and Twenty-five Thousand Acceptations, Idioms and Technical Terms Not Found in Any Other Similar Work, with a Pronouncing Key and the Fundamental Tenses of Irregular Verbs. D. Appleton Century, 1940.

Warning: These citations may not always be 100% accurate.