Cita APA (7a ed.)

Waugh, S., Wright, J., Evans, R. P., & Quinn, R. (2020). The USA: a nation of contrasts: 1910-1929 (Eduqas GCSE (9-1).). Hodder Education.

Cita Chicago Style (17a ed.)

Waugh, Steve, John Wright, R. Paul Evans, y Rob Quinn. The USA: A Nation of Contrasts: 1910-1929. Eduqas GCSE (9-1). London: Hodder Education, 2020.

Cita MLA (9a ed.)

Waugh, Steve, et al. The USA: A Nation of Contrasts: 1910-1929. Eduqas GCSE (9-1). Hodder Education, 2020.