APA

United States, . (2015). Labor trafficking in troubled economic times: protecting American jobs and migrant human rights : hearing before the Commission on Security and Cooperation in Europe, One Hundred Twelfth Congress, first session, May 23, 2011. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2015. Labor trafficking in troubled economic times: protecting American jobs and migrant human rights : hearing before the Commission on Security and Cooperation in Europe, One Hundred Twelfth Congress, first session, May 23, 2011. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2015). Labor trafficking in troubled economic times: protecting American jobs and migrant human rights : hearing before the Commission on Security and Cooperation in Europe, One Hundred Twelfth Congress, first session, May 23, 2011. Washington: U.S. Government Publishing Office.

MLA

United States, . Labor trafficking in troubled economic times: protecting American jobs and migrant human rights : hearing before the Commission on Security and Cooperation in Europe, One Hundred Twelfth Congress, first session, May 23, 2011. Washington: U.S. Government Publishing Office. 2015.