APA (7e ed.) Bronvermelding

Walter, E., & Woodford, K. (2022). Keep it real! A2+Workbook. Santillana.

Chicago (17e ed.) Bronvermelding

Walter, Elizabeth, en Kate Woodford. Keep It Real! A2+Workbook. Buenos Aires: Santillana, 2022.

MLA (9e ed.) Bronvermelding

Walter, Elizabeth, en Kate Woodford. Keep It Real! A2+Workbook. Santillana, 2022.