Williams, S., Williams, S. M., & Hilliard, K. (2017). Pretexts for writing: German prefaces around 1800.
芝加哥风格引文Williams, S., Seán M. Williams, 与 K. Hilliard. Pretexts for Writing: German Prefaces Around 1800. 2017.
MLA引文Williams, S., et al. Pretexts for Writing: German Prefaces Around 1800. 2017.
警告：这些引文格式不一定是100％准确.