APA(7版)引用形式
Runkel, S. T., & Bull, A. F. (2009). Wildflowers of Iowa woodlands (2nd ed.). University of Iowa Press.
Chicagoスタイル(17版)引用形式
Runkel, Sylvan T., , Alvin F. Bull. Wildflowers of Iowa Woodlands. 2nd ed. Iowa City: University of Iowa Press, 2009.
MLA(9版)引用形式
Runkel, Sylvan T., , Alvin F. Bull. Wildflowers of Iowa Woodlands. 2nd ed. University of Iowa Press, 2009.
警告: この引用は必ずしも正確ではありません.