APA (6th ed.):
ProCon.org. (2013, October 22). Number of Animals Used for Testing, by Species. Retrieved from https://www.procon.org/number-of-animals-used-for-testing-by-species/
[Editor's Note: The APA citation style requires double spacing within entries.]
Chicago (17th ed.):
ProCon.org, "Number of Animals Used for Testing, by Species," ProCon.org. last modified October 22, 2013. https://www.procon.org/number-of-animals-used-for-testing-by-species/.
MLA (8th ed.):
ProCon.org, "Number of Animals Used for Testing, by Species." ProCon.org. 22 Oct. 2013, www.procon.org/number-of-animals-used-for-testing-by-species/
[Editor’s Note: The MLA citation style requires double spacing within entries.]
Turabian (8th ed.):
ProCon.org. "Number of Animals Used for Testing, by Species." ProCon.org. Last modified on October 22, 2013. Accessed January 21, 2021. https://www.procon.org/number-of-animals-used-for-testing-by-species/