Prince William County/Manassas Convention and Visitors Bureau (2008). "Prince William County 2008-2009 Visitors Guide"(PDF). Prince William County/Manassas Convention and Visitors Bureau. Archived from the original(PDF) on 2011-07-17. Retrieved 2008-02-17.
web.archive.org
Prince William County/Manassas Convention and Visitors Bureau (2008). "Prince William County 2008-2009 Visitors Guide"(PDF). Prince William County/Manassas Convention and Visitors Bureau. Archived from the original(PDF) on 2011-07-17. Retrieved 2008-02-17.