Saunders, Cicely. "the Evolution of Palliative Care: First published in Patient Education and Counseling, no. 41 (2000), pp. 7–13.." Cicely Saunders: Selected Writings 1958-2004. : Oxford University Press, 2006-01-05. Oxford Scholarship Online. 2011-11-17. Date Accessed 18 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198570530.001.0001/acprof-9780198570530-chapter-40>.
Saunders, C.(2006-01-05). the Evolution of Palliative Care: First published in Patient Education and Counseling, no. 41 (2000), pp. 7–13.. In Cicely Saunders: Selected Writings 1958-2004. : Oxford University Press. Retrieved 18 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198570530.001.0001/acprof-9780198570530-chapter-40.
Saunders, Cicely. "the Evolution of Palliative Care: First published in Patient Education and Counseling, no. 41 (2000), pp. 7–13.." In Cicely Saunders: Selected Writings 1958-2004. : Oxford University Press, 2006-01-05. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198570530.001.0001/acprof-9780198570530-chapter-40.
Saunders C. the Evolution of Palliative Care: First published in Patient Education and Counseling, no. 41 (2000), pp. 7–13.. In: Saunders C, Clark D. Cicely Saunders: Selected Writings 1958-2004. Oxford University Press; 2006. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198570530.001.0001/acprof-9780198570530-chapter-40. Accessed May 18, 2013.