APA (6th ed.):
ProCon.org. (2014, February 6). Should the US Authorize the Keystone XL Pipeline to Import Tar Sand Oil From Canada? Retrieved from https://www.procon.org/should-the-us-authorize-the-keystone-xl-pipeline-to-import-tar-sand-oil-from-canada-2/
[Editor's Note: The APA citation style requires double spacing within entries.]
Chicago (17th ed.):
ProCon.org, "Should the US Authorize the Keystone XL Pipeline to Import Tar Sand Oil From Canada?," ProCon.org. last modified February 6, 2014. https://www.procon.org/should-the-us-authorize-the-keystone-xl-pipeline-to-import-tar-sand-oil-from-canada-2/.
MLA (8th ed.):
ProCon.org, "Should the US Authorize the Keystone XL Pipeline to Import Tar Sand Oil From Canada?" ProCon.org. 6 Feb. 2014, www.procon.org/should-the-us-authorize-the-keystone-xl-pipeline-to-import-tar-sand-oil-from-canada-2/
[Editor’s Note: The MLA citation style requires double spacing within entries.]
Turabian (8th ed.):
ProCon.org. "Should the US Authorize the Keystone XL Pipeline to Import Tar Sand Oil From Canada?" ProCon.org. Last modified on February 6, 2014. Accessed January 15, 2021. https://www.procon.org/should-the-us-authorize-the-keystone-xl-pipeline-to-import-tar-sand-oil-from-canada-2/