Cita APA (7th ed.)

Williams, S., Williams, S. M., & Hilliard, K. (2017). Pretexts for writing: German prefaces around 1800.

Cita Chicago (17th ed.)

Williams, S., Seán M. Williams, i K. Hilliard. Pretexts for Writing: German Prefaces Around 1800. 2017.

Cita MLA (9th ed.)

Williams, S., et al. Pretexts for Writing: German Prefaces Around 1800. 2017.