Köhler, R., Recher, A., & Ehrt, J. (2016). Legal Gender Recognition in Europe: Toolkit (2nd revised version.). [Berlin]: TGEU.
芝加哥风格引文Köhler, Richard, Alecs Recher, 与 Julia Ehrt. Legal Gender Recognition in Europe: Toolkit. 2nd revised version. [Berlin]: TGEU, 2016.
MLA引文Köhler, Richard, et al. Legal Gender Recognition in Europe: Toolkit. 2nd revised version. [Berlin]: TGEU, 2016.
警告：这些引文格式不一定是100％准确.