ebrary, Inc, & Young, S. E. (2011). Crossing boundaries at medieval universities. Brill.
芝加哥风格引文ebrary, Inc, 与 Spencer E. Young. Crossing Boundaries at Medieval Universities. Leiden ; Boston: Brill, 2011.
MLA引文ebrary, Inc, 与 Spencer E. Young. Crossing Boundaries at Medieval Universities. Brill, 2011.
警告：这些引文格式不一定是100％准确.