Cita APA (7a ed.)
Williams, D. M., & Crawford, H. (2019). Roadmap A2+ Teacher’s Book with Digital Resources & Assessment Package (1st.). Pearson Education.
Cita Chicago Style (17a ed.)
Williams, Damian Mr, y Hayley Crawford. Roadmap A2+ Teacher’s Book with Digital Resources & Assessment Package. 1st. Harlow, United Kingdom: Pearson Education, 2019.
Cita MLA (9a ed.)
Williams, Damian Mr, y Hayley Crawford. Roadmap A2+ Teacher’s Book with Digital Resources & Assessment Package. 1st. Pearson Education, 2019.
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