Cita APA (7th ed.)

Redman, S. (2003). English vocabulary in use: Pre intermediate e intermediate (2a. ed.). University of Cambridge.

Cita Chicago (17th ed.)

Redman, Stuart. English Vocabulary in Use: Pre Intermediate E Intermediate. 2a. ed. Cambridge: University of Cambridge, 2003.

Cita MLA (9th ed.)

Redman, Stuart. English Vocabulary in Use: Pre Intermediate E Intermediate. 2a. ed. University of Cambridge, 2003.