Cita APA (7a ed.)

Vince, M., & McNicholas, K. (2003). Elementary language practice with key: English grammar and vocabulary. Macmillan Education.

Cita Chicago Style (17a ed.)

Vince, Michael, y Kevin McNicholas. Elementary Language Practice with Key: English Grammar and Vocabulary. Oxford: Macmillan Education, 2003.

Cita MLA (8a ed.)

Vince, Michael, y Kevin McNicholas. Elementary Language Practice with Key: English Grammar and Vocabulary. Macmillan Education, 2003.