ebrary, Inc, Edmonds, D. K., & Dewhurst, J. (2007). Dewhurst's textbook of obstetrics & gynaecology (7th ed.). Blackwell Pub..
芝加哥风格引文ebrary, Inc, D. Keith Edmonds, 与 John Dewhurst. Dewhurst's Textbook of Obstetrics & Gynaecology. 7th ed. Malden, Mass.: Blackwell Pub., 2007.
MLA引文ebrary, Inc, et al. Dewhurst's Textbook of Obstetrics & Gynaecology. 7th ed. Blackwell Pub., 2007.
警告：这些引文格式不一定是100％准确.