APA

United States, . (1969). Vocational education amendments of 1969: Hearing, Ninety-first Congress, first session, on H.R. 13630 ... Sept. 25, 1969. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 1969. Vocational education amendments of 1969: Hearing, Ninety-first Congress, first session, on H.R. 13630 ... Sept. 25, 1969. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (1969). Vocational education amendments of 1969: Hearing, Ninety-first Congress, first session, on H.R. 13630 ... Sept. 25, 1969. Washington: U.S. Govt. Print. Off.

MLA

United States, . Vocational education amendments of 1969: Hearing, Ninety-first Congress, first session, on H.R. 13630 ... Sept. 25, 1969. Washington: U.S. Govt. Print. Off. 1969.