United States. Congress. House. Committee on Government Reform & ProQuest (Firm). (2002). The status of research into vaccine safety and autism: Hearing before the Committee on Government Reform, House of Representatives, One Hundred Seventh Congress, second session, June 19, 2002. U.S. G.P.O..
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Government Reform and ProQuest (Firm). The Status of Research into Vaccine Safety and Autism: Hearing Before the Committee on Government Reform, House of Representatives, One Hundred Seventh Congress, Second Session, June 19, 2002. Washington: U.S. G.P.O., 2002.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Government Reform and ProQuest (Firm). The Status of Research into Vaccine Safety and Autism: Hearing Before the Committee on Government Reform, House of Representatives, One Hundred Seventh Congress, Second Session, June 19, 2002. U.S. G.P.O., 2002.