Pulpwood production in the North Central Region by county 1971
MLA
Blyth, James E. Pulpwood Production In the North Central Region by County 1971. [St. Paul]: North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1973
APA, 7th edition
Blyth, J. E. (1973). Pulpwood production in the North Central Region by county 1971. [St. Paul]: North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture
Chicago, 17th edition
Blyth, James E. Pulpwood production in the North Central Region by county 1971. [St. Paul]: North Central Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1973