APA
U.S. Congress. Hearings [92-95], . (1972). National traffic and motor vehicle safety authorization act of 1972. Washington DC: U.S. Congress. Hearings [92-95].
Chicago
U.S. Congress. Hearings [92-95], . 1972. National traffic and motor vehicle safety authorization act of 1972. Washington DC: U.S. Congress. Hearings [92-95].
Harvard
U.S. Congress. Hearings [92-95], . (1972). National traffic and motor vehicle safety authorization act of 1972. Washington DC: U.S. Congress. Hearings [92-95].
MLA
U.S. Congress. Hearings [92-95], . National traffic and motor vehicle safety authorization act of 1972. Washington DC: U.S. Congress. Hearings [92-95]. 1972.