Smith, W. R., Maier, B., Hess, A., & Booth, G. K. (2019). Selected letters. Mohr Siebeck.
芝加哥风格引文Smith, William Robertson, Bernhard Maier, Astrid Hess, 与 Gordon K. Booth. Selected Letters. Tübingen: Mohr Siebeck, 2019.
MLA引文Smith, William Robertson, et al. Selected Letters. Mohr Siebeck, 2019.
警告：这些引文格式不一定是100％准确.