Cita APA (7a ed.)

Barr, C. A., & Locklear, J. H. (2015). Jewels of the Plains: Wildflowers of the Great Plains Grasslands and Hills (Revised edition.). University of Minnesota Press.

Cita Chicago Style (17a ed.)

Barr, Claude A., y James H. Locklear. Jewels of the Plains: Wildflowers of the Great Plains Grasslands and Hills. Revised edition. Minneapolis: University of Minnesota Press, 2015.

Cita MLA (8a ed.)

Barr, Claude A., y James H. Locklear. Jewels of the Plains: Wildflowers of the Great Plains Grasslands and Hills. Revised edition. University of Minnesota Press, 2015.