Cressy, David. "The Management of Childbirth." Birth, Marriage, and Death: Ritual, Religion, and the Life-Cycle in Tudor and Stuart England. : Oxford University Press, 1997-05-29. Oxford Scholarship Online. 2011-10-03. Date Accessed 25 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198201687.001.0001/acprof-9780198201687-chapter-3>.
Cressy, D.(1997-05-29). The Management of Childbirth. In Birth, Marriage, and Death: Ritual, Religion, and the Life-Cycle in Tudor and Stuart England. : Oxford University Press. Retrieved 25 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198201687.001.0001/acprof-9780198201687-chapter-3.
Cressy, David. "The Management of Childbirth." In Birth, Marriage, and Death: Ritual, Religion, and the Life-Cycle in Tudor and Stuart England. : Oxford University Press, 1997-05-29. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198201687.001.0001/acprof-9780198201687-chapter-3.
Cressy D. The Management of Childbirth. In: Cressy D. Birth, Marriage, and Death: Ritual, Religion, and the Life-Cycle in Tudor and Stuart England. Oxford University Press; 1997. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198201687.001.0001/acprof-9780198201687-chapter-3. Accessed May 25, 2013.