APA

United States, . (1972). The Safe schools act: Hearings, Ninety-second Congress, first session, on H.R. 3101 and H.R. 10641. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1972. The Safe schools act: Hearings, Ninety-second Congress, first session, on H.R. 3101 and H.R. 10641. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1972). The Safe schools act: Hearings, Ninety-second Congress, first session, on H.R. 3101 and H.R. 10641. Washington: U.S. Govt. Print. Off.

MLA

United States, . The Safe schools act: Hearings, Ninety-second Congress, first session, on H.R. 3101 and H.R. 10641. Washington: U.S. Govt. Print. Off. 1972.