アイオワシティ
1 2 Historical Weather for Iowa City, Iowa, United States of America. Weatherbase.com.
↑ Tornado Activity in the United States. Federal Emergency Management Agency. 2009年6月4日.
1 2 Iowa City, Iowa City Code Archived 2008年5月9日, at the Wayback Machine.. City of Iowa City. ctd. by Startling Codifiers, Inc. 2009年6月2日.
↑ Amtrak feasibility study of passenger rail service from Quad Cities to Iowa City released Archived 2009年3月13日, at the Wayback Machine.. Iowa Department of Transportation. 2008年4月18日.
↑ Vision Archived 2009年8月18日, at the Wayback Machine.. Quad Cities Passenger Rail Coalition.
↑ Summer of the Arts.
1 2 3 American FactFinder. U.S. Census Bureau. 2011年2月4日.
↑ Welcome to the Corridor! Archived 2007年7月27日, at the Wayback Machine. Cedar Rapids/Iowa City Technology Corridor.
↑ OMB BULLETIN NO. 13-01: Revised Delineations of Metropolitan Statistical Areas, Micropolitan Statistical Areas, and Combined Statistical Areas, and Guidance on Uses ofthe Delineations ofThese Areas. Office of Management and Budget. 2013年2月28日. (PDFファイル)
↑ #2 Iowa City IA. Best Small Places for Business and Careers. Forbes.com. 2008年3月19日.
↑ Shambaugh, Benjamin F. Iowa City: A Contribution to the Early History of Iowa. pp.17-36.