APA

United States, . (2016). Internal Revenue Service operations and the 2013 tax return filing season: hearing before the Subcommittee on Oversight of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Thirteenth Congress, first session, April 25, 2013. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2016. Internal Revenue Service operations and the 2013 tax return filing season: hearing before the Subcommittee on Oversight of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Thirteenth Congress, first session, April 25, 2013. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2016). Internal Revenue Service operations and the 2013 tax return filing season: hearing before the Subcommittee on Oversight of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Thirteenth Congress, first session, April 25, 2013. Washington: U.S. Government Publishing Office.

MLA

United States, . Internal Revenue Service operations and the 2013 tax return filing season: hearing before the Subcommittee on Oversight of the Committee on Ways and Means, U.S. House of Representatives, One Hundred Thirteenth Congress, first session, April 25, 2013. Washington: U.S. Government Publishing Office. 2016.