APA

United States, . (2013). Hearing on implementation of health insurance exchanges and related provisions: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, September 12, 2012. Washington: U.S. G.P.O.

Chicago

United States, . 2013. Hearing on implementation of health insurance exchanges and related provisions: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, September 12, 2012. Washington: U.S. G.P.O.

Harvard

United States, . (2013). Hearing on implementation of health insurance exchanges and related provisions: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, September 12, 2012. Washington: U.S. G.P.O.

MLA

United States, . Hearing on implementation of health insurance exchanges and related provisions: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, September 12, 2012. Washington: U.S. G.P.O. 2013.