Cita APA (7a ed.)

McCarthy, M., & O'Dell, F. (2009). English vocabulary in use: Elementary : wiht answers (19th printing.). Cambridge University Press.

Cita Chicago Style (17a ed.)

McCarthy, Mike, y Felicity O'Dell. English Vocabulary in Use: Elementary : Wiht Answers. 19th printing. Cambridge: Cambridge University Press, 2009.

Cita MLA (9a ed.)

McCarthy, Mike, y Felicity O'Dell. English Vocabulary in Use: Elementary : Wiht Answers. 19th printing. Cambridge University Press, 2009.