Political Science discussion - Political Science bibliographies - in Harvard style

Congress may attempt to overturn an executive order by passing legislation (a bill) that opposes the order. However, the President can veto that bill, and Congress would then need to override that veto to pass the bill. Also, the Supreme Court can declare an executive order to be unconstitutional

In-text: (USA.gov: The U.S. Government's Official Web Portal, 2015)

Your Bibliography: Answers.usa.gov. 2015. USA.gov: The U.S. Government's Official Web Portal. [online] Available at: <http://answers.usa.gov/system/templates/selfservice/USAGov/#!portal/1012/article/4436/Presidential-Executive-Orders?fromQuery=overturn executive order> [Accessed 20 January 2015].

In-text: (Lee, 2015)

Your Bibliography: Lee, J., 2015. It's not just Hobby Lobby: These 71 companies don't want to cover your birth control either. [online] Mother Jones. Available at: <http://www.motherjones.com/politics/2014/04/hobby-lobby-sebelius-contraceptive-for-profit-lawsuits> [Accessed 20 January 2015].

In-text: (Morrissey, 2015)

Your Bibliography: Morrissey, E., 2015. Obama's Pattern of Overreach on Executive Power. [online] The Fiscal Times. Available at: <http://www.thefiscaltimes.com/Columns/2012/06/25/Obamas-Pattern-of-Overreach-on-Executive-Power> [Accessed 20 January 2015].