Cita APA (7th ed.)

Avello, I., Maggs, P., & Smith, C. (2024). Professional English HUB I. Macmillan Iberia.

Cita Chicago (17th ed.)

Avello, Inés, Peter Maggs, i Catherine Smith. Professional English HUB I. Madrid: Macmillan Iberia, 2024.

Cita MLA (9th ed.)

Avello, Inés, et al. Professional English HUB I. Macmillan Iberia, 2024.