2007 census of agriculture. Volume 1, Geographic area series. Part 6, Colorado, state and county data.

MLA

United States. 2007 census of agriculture. Volume 1, Geographic area series. Part 6, Colorado, state and county data. [Washington, D.C.] : U.S. Dept. of Agriculture, National Agricultural Statistics Service, [2009]

APA

United States. (2009). 2007 census of agriculture. Volume 1, Geographic area series. Part 6, Colorado, state and county data. [Washington, D.C.] : U.S. Dept. of Agriculture, National Agricultural Statistics Service.

Chicago

United States. 2007 census of agriculture. Volume 1, Geographic area series. Part 6, Colorado, state and county data. [Washington, D.C.] : U.S. Dept. of Agriculture, National Agricultural Statistics Service, [2009]