APA (7th ed.) Citation

Warnasch, C. A., & Medellín, C. (2000). Easy English: Basic English for speakers of all languages. Living Language.

Chicago Style (17th ed.) Citation

Warnasch, Christopher A., and Christopher Medellín. Easy English: Basic English for Speakers of All Languages. New York, N.Y.: Living Language, 2000.

MLA (9th ed.) Citation

Warnasch, Christopher A., and Christopher Medellín. Easy English: Basic English for Speakers of All Languages. Living Language, 2000.