APA (6th ed.):
ProCon.org. (2017, April 20). Median Incomes v. Average College Tuition Rates, 1971-2015. Retrieved from https://www.procon.org/median-incomes-v-average-college-tuition-rates-1971-2015/
[Editor's Note: The APA citation style requires double spacing within entries.]
Chicago (17th ed.):
ProCon.org, "Median Incomes v. Average College Tuition Rates, 1971-2015," ProCon.org. last modified April 20, 2017. https://www.procon.org/median-incomes-v-average-college-tuition-rates-1971-2015/.
MLA (8th ed.):
ProCon.org, "Median Incomes v. Average College Tuition Rates, 1971-2015." ProCon.org. 20 Apr. 2017, www.procon.org/median-incomes-v-average-college-tuition-rates-1971-2015/
[Editor’s Note: The MLA citation style requires double spacing within entries.]
Turabian (8th ed.):
ProCon.org. "Median Incomes v. Average College Tuition Rates, 1971-2015." ProCon.org. Last modified on April 20, 2017. Accessed January 16, 2021. https://www.procon.org/median-incomes-v-average-college-tuition-rates-1971-2015/