Siggerud, K. (2007). Railroad safety: Responses to posthearing questions. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationSiggerud, Katherine. Railroad Safety: Responses to Posthearing Questions. Washington, DC: U.S. Govt. Accountability Office, 2007.
MLA (9th ed.) CitationSiggerud, Katherine. Railroad Safety: Responses to Posthearing Questions. U.S. Govt. Accountability Office, 2007.
Warning: These citations may not always be 100% accurate.