APA (7th ed.) Citation

Adams, N. B., & Frey, H. J. (1966). Spanish for today. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Adams, Nicholson B., and Herschel J. Frey. Spanish for Today. New York: Holt, Rinehart and Winston, 1966.

MLA (9th ed.) Citation

Adams, Nicholson B., and Herschel J. Frey. Spanish for Today. Holt, Rinehart and Winston, 1966.