Adapted from Wikipedia, the free encyclopedia. Internet. Accessed on June 14, 2016.
Fins JJ, Nilson EG. Withholding and Withdrawing Life-sustaining Care. Hanks G, Cherny NI, Christakis NA, Fallon M, Kaasa S, Portenoy RK (Ed).Oxford Textbook of Palliative Medicine. Oxford University Press, 4th ed, 2010. pp. 320-329.
Living will. IAHPC Pallipedia. https://pallipedia.org/living-will/. Accessed