Larimer County, Colorado. "Election Information". Larimer County Virtual Courthouse. Archived from the original on February 4, 2007. Retrieved 2007-03-14.
Gathright, Alan (February 14, 2007). "Helmet bill gains speed". Rocky Mountain News. Archived from the original on February 19, 2007. Retrieved December 8, 2007.
Roll Call (February 28, 2007). "A House United". Rocky Mountain News. Retrieved December 8, 2007.
Marcus, Peter (August 20, 2008). "Commute in golf carts?". The Denver Daily News. Archived from the original on July 16, 2011. Retrieved October 3, 2008.
Larimer County, Colorado. "Election Information". Larimer County Virtual Courthouse. Archived from the original on February 4, 2007. Retrieved 2007-03-14.
Gathright, Alan (February 14, 2007). "Helmet bill gains speed". Rocky Mountain News. Archived from the original on February 19, 2007. Retrieved December 8, 2007.
Marcus, Peter (August 20, 2008). "Commute in golf carts?". The Denver Daily News. Archived from the original on July 16, 2011. Retrieved October 3, 2008.