APA

United States, . (1969). Economic opportunity amendments of 1969: Hearings, Ninety-first Congress, first session, on H.R. 513. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1969. Economic opportunity amendments of 1969: Hearings, Ninety-first Congress, first session, on H.R. 513. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1969). Economic opportunity amendments of 1969: Hearings, Ninety-first Congress, first session, on H.R. 513. Washington: U.S. Govt. Print. Off.

MLA

United States, . Economic opportunity amendments of 1969: Hearings, Ninety-first Congress, first session, on H.R. 513. Washington: U.S. Govt. Print. Off. 1969.