Citazione APA

University of Nebraska--Lincoln. Center for Great Plains Studies. (1991). Great Plains research. Center for Great Plains Studies, University of Nebraska.

Stile di citazione Chicago

University of Nebraska--Lincoln. Center for Great Plains Studies. Great Plains Research. Lincoln, NE: Center for Great Plains Studies, University of Nebraska, 1991.

Citazione MLA

University of Nebraska--Lincoln. Center for Great Plains Studies. Great Plains Research. Center for Great Plains Studies, University of Nebraska, 1991.