APA

United States, . (19711972). Agricultural child labor act of 1971: Hearings, Ninety-second Congress, first session, on H.R. 10499 and H.R. 1597. Washington: U.S. Govt. Print. Off.

Chicago

United States, . 19711972. Agricultural child labor act of 1971: Hearings, Ninety-second Congress, first session, on H.R. 10499 and H.R. 1597. Washington: U.S. Govt. Print. Off.

Harvard

United States, . (19711972). Agricultural child labor act of 1971: Hearings, Ninety-second Congress, first session, on H.R. 10499 and H.R. 1597. Washington: U.S. Govt. Print. Off.

MLA

United States, . Agricultural child labor act of 1971: Hearings, Ninety-second Congress, first session, on H.R. 10499 and H.R. 1597. Washington: U.S. Govt. Print. Off. 19711972.