Siniscalchi, V., & Antunes, M. A. (2020). Sing up to English! New edition: Student's book. Richmond.
Chicago Style (17. basım) AtıfSiniscalchi, Valéria, ve Ma Alice Antunes. Sing Up to English! New Edition: Student's Book. Buenos Aires: Richmond, 2020.
MLA (9th ed.) AtıfSiniscalchi, Valéria, ve Ma Alice Antunes. Sing Up to English! New Edition: Student's Book. Richmond, 2020.
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