Walter, E., & Woodford, K. (2022). Keep it real! A2+Workbook. Santillana.
Lua i Stíl Chicago (17ú heag.)Walter, Elizabeth, agus Kate Woodford. Keep It Real! A2+Workbook. Buenos Aires: Santillana, 2022.
Lua MLA (9ú heag.)Walter, Elizabeth, agus Kate Woodford. Keep It Real! A2+Workbook. Santillana, 2022.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.