Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Big Horn County, Montana:

"

Of the 4,004 households, 45.6% had children under the age of 18 living with them, 48.8% were married couples living together, 17.3% had a female householder with no husband present, 25.8% were non-families, and 23.0% of all households were made up of individuals. The average household size was 3.18 and the average family size was 3.77. The median age was 30.5 years.[1]