APA

United States, . (1999). Medicare+choice, an examination of the risk adjuster: hearing before the Subcommittee on Health and Environment of the Committee on Commerce, House of Representatives, One Hundred Sixth Congress, first session, February 25, 1999. Washington: U.S. Government Printing Office.

Chicago

United States, . 1999. Medicare+choice, an examination of the risk adjuster: hearing before the Subcommittee on Health and Environment of the Committee on Commerce, House of Representatives, One Hundred Sixth Congress, first session, February 25, 1999. Washington: U.S. Government Printing Office.

Harvard

United States, . (1999). Medicare+choice, an examination of the risk adjuster: hearing before the Subcommittee on Health and Environment of the Committee on Commerce, House of Representatives, One Hundred Sixth Congress, first session, February 25, 1999. Washington: U.S. Government Printing Office.

MLA

United States, . Medicare+choice, an examination of the risk adjuster: hearing before the Subcommittee on Health and Environment of the Committee on Commerce, House of Representatives, One Hundred Sixth Congress, first session, February 25, 1999. Washington: U.S. Government Printing Office. 1999.