Style de citation APA (7e éd.)

Runkel, S. T., & Roosa, D. M. (2014). Wildflowers and Other Plants of Iowa Wetlands, 2nd edition (Second edition.). University of Iowa Press.

Style de citation Chicago (17e éd.)

Runkel, Sylvan T., et Dean M. Roosa. Wildflowers and Other Plants of Iowa Wetlands, 2nd Edition. Second edition. Iowa City: University of Iowa Press, 2014.

Style de citation MLA (8e éd.)

Runkel, Sylvan T., et Dean M. Roosa. Wildflowers and Other Plants of Iowa Wetlands, 2nd Edition. Second edition. University of Iowa Press, 2014.