Electronic/World Wide Web>Internet Article:  Atherton, Kelsey D. (20160808), Neil DeGrasse Tyson Doubles Down on Rationalia, Popular Science, Retrieved on 2016-09-02

Source Material [www.popsci.com]

Electronic/World Wide Web>Message Posted to Online Forum/Discussion Group:  Tyson, Neil deGrasse (20160807), Reflections on Rationalia, Retrieved on 2016-09-02

Source Material [www.facebook.com]

Periodicals>Journal Article:  Gilens, Martin and Page, Benjamin I. (Fall 2014), Testing Theories of American Politics: Elites, Interest Groups, and Average Citizens, Perspectives on Politics, Retrieved on 2014-04-21

Source Material [www.princeton.edu]