Cita APA

Puchta, H., Stranks, J., & Lewis-Jones, P. (2022). American th!nk 3: CEFR B1+ (Second edition.). Cambridge, United Kingdom: Cambridge University Press.

Citación estilo Chicago

Puchta, Herbert, Jeff Stranks, y Peter Lewis-Jones. American Th!nk 3: CEFR B1+. Second edition. Cambridge, United Kingdom: Cambridge University Press, 2022.

Cita MLA

Puchta, Herbert, Jeff Stranks, y Peter Lewis-Jones. American Th!nk 3: CEFR B1+. Second edition. Cambridge, United Kingdom: Cambridge University Press, 2022.