APA

United States, . (1975). Safety and violence in elementary and secondary schools: hearings before the Subcommittee on Elementary, Secondary, and Vocational Education of the Committee on Education and Labor, House of Representatives, Ninety-fourth Congress, first session ... June 18 and 19, 1975. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1975. Safety and violence in elementary and secondary schools: hearings before the Subcommittee on Elementary, Secondary, and Vocational Education of the Committee on Education and Labor, House of Representatives, Ninety-fourth Congress, first session ... June 18 and 19, 1975. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1975). Safety and violence in elementary and secondary schools: hearings before the Subcommittee on Elementary, Secondary, and Vocational Education of the Committee on Education and Labor, House of Representatives, Ninety-fourth Congress, first session ... June 18 and 19, 1975. Washington: U.S. Govt. Print. Off.

MLA

United States, . Safety and violence in elementary and secondary schools: hearings before the Subcommittee on Elementary, Secondary, and Vocational Education of the Committee on Education and Labor, House of Representatives, Ninety-fourth Congress, first session ... June 18 and 19, 1975. Washington: U.S. Govt. Print. Off. 1975.