APA (7th ed.) Citation

Beare, N., & Páramo, M. J. (2008). United friends 3: Student's book (1ª ed.).

Chicago Style (17th ed.) Citation

Beare, Nick, and María Jesús Páramo. United Friends 3: Student's Book. 1ª ed. Martínez, 2008.

MLA (9th ed.) Citation

Beare, Nick, and María Jesús Páramo. United Friends 3: Student's Book. 1ª ed. 2008.