Iowa Official Register. Iowa State Law Library: Iowa Secretary of State. 1999–2000. p. 20. Archived from the original on 2012-02-07. Retrieved 2019-10-06.
Iowa Official Register. Iowa State Law Library: Iowa Secretary of State. 1999–2000. p. 20. Archived from the original on 2012-02-07. Retrieved 2019-10-06.