APA (7th ed.) Citation

Cuyas, A., & Llano, A. (1940). Appleton's new English-Spanish and Spanish-English dictionary (3rd ed., with supplements.). D. Appleton-Century.

Chicago Style (17th ed.) Citation

Cuyas, Arturo, and Antonio Llano. Appleton's New English-Spanish and Spanish-English Dictionary. 3rd ed., with supplements. New York ; London: D. Appleton-Century, 1940.

MLA (9th ed.) Citation

Cuyas, Arturo, and Antonio Llano. Appleton's New English-Spanish and Spanish-English Dictionary. 3rd ed., with supplements. D. Appleton-Century, 1940.