APA

United States, . (2013). Global threats, European security, and parliamentary cooperation: hearing before the Commission on Security and Cooperation in Europe, One Hundred Eleventh Congress, second session, June 16, 2010. Washington: U.S. Government Printing Office.

Chicago

United States, . 2013. Global threats, European security, and parliamentary cooperation: hearing before the Commission on Security and Cooperation in Europe, One Hundred Eleventh Congress, second session, June 16, 2010. Washington: U.S. Government Printing Office.

Harvard

United States, . (2013). Global threats, European security, and parliamentary cooperation: hearing before the Commission on Security and Cooperation in Europe, One Hundred Eleventh Congress, second session, June 16, 2010. Washington: U.S. Government Printing Office.

MLA

United States, . Global threats, European security, and parliamentary cooperation: hearing before the Commission on Security and Cooperation in Europe, One Hundred Eleventh Congress, second session, June 16, 2010. Washington: U.S. Government Printing Office. 2013.