Siniscalchi, V., & Antunes, M. A. (2020). Sing up to English! New edition: Student's book. Richmond.
Lua i Stíl Chicago (17ú heag.)Siniscalchi, Valéria, agus Ma Alice Antunes. Sing Up to English! New Edition: Student's Book. Buenos Aires: Richmond, 2020.
Lua MLA (9ú heag.)Siniscalchi, Valéria, agus Ma Alice Antunes. Sing Up to English! New Edition: Student's Book. Richmond, 2020.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.