APA (6th ed.):
ProCon.org. (2007, September 4). Toby Sterling. Retrieved from https://euthanasia.procon.org/source-biographies/toby-sterling/
[Editor's Note: The APA citation style requires double spacing within entries.]
Chicago (17th ed.):
ProCon.org, "Toby Sterling," ProCon.org. last modified September 4, 2007. https://euthanasia.procon.org/source-biographies/toby-sterling/.
MLA (8th ed.):
ProCon.org, "Toby Sterling." ProCon.org. 4 Sep. 2007, euthanasia.procon.org/source-biographies/toby-sterling/
[Editor’s Note: The MLA citation style requires double spacing within entries.]
Turabian (8th ed.):
ProCon.org. "Toby Sterling." ProCon.org. Last modified on September 4, 2007. Accessed April 16, 2021. https://euthanasia.procon.org/source-biographies/toby-sterling/