APA-Zitierstil (7. Ausg.)

Runkel, S. T. (2009). Wildflowers of Iowa woodlands (2nd ed.). University of Iowa Press.

Chicago-Zitierstil (17. Ausg.)

Runkel, Sylvan T. Wildflowers of Iowa Woodlands. 2nd ed. Iowa City: University of Iowa Press, 2009.

MLA-Zitierstil (9. Ausg.)

Runkel, Sylvan T. Wildflowers of Iowa Woodlands. 2nd ed. University of Iowa Press, 2009.