APA

United States, . (1970). Library services and construction amendments of 1970: Hearing, Ninety-first Congress, second session, on H.R. 16365 and S. 3318. September 10, 1970. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1970. Library services and construction amendments of 1970: Hearing, Ninety-first Congress, second session, on H.R. 16365 and S. 3318. September 10, 1970. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1970). Library services and construction amendments of 1970: Hearing, Ninety-first Congress, second session, on H.R. 16365 and S. 3318. September 10, 1970. Washington: U.S. Govt. Print. Off.

MLA

United States, . Library services and construction amendments of 1970: Hearing, Ninety-first Congress, second session, on H.R. 16365 and S. 3318. September 10, 1970. Washington: U.S. Govt. Print. Off. 1970.