APA

United States, . (2013). Medicare health plans: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, May 9, 2012. Washington: U.S. G.P.O.

Chicago

United States, . 2013. Medicare health plans: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, May 9, 2012. Washington: U.S. G.P.O.

Harvard

United States, . (2013). Medicare health plans: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, May 9, 2012. Washington: U.S. G.P.O.

MLA

United States, . Medicare health plans: hearing before the Subcommittee on Health of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Twelfth Congress, second session, May 9, 2012. Washington: U.S. G.P.O. 2013.