Flanagan, S. (1990). Hildegard of Bingen, 1098 - 1179: A visionary life. Routledge.
芝加哥风格引文Flanagan, Sabina. Hildegard of Bingen, 1098 - 1179: A Visionary Life. London [u.a.]: Routledge, 1990.
MLA引文Flanagan, Sabina. Hildegard of Bingen, 1098 - 1179: A Visionary Life. Routledge, 1990.
警告：这些引文格式不一定是100％准确.