APA Citation

Tryon, R. M. 1. (1976). Ferns of Minnesota. Minneapolis: University of Minnesota Press.

Chicago Style Citation

Tryon, Rolla M. 1916-2001. Ferns of Minnesota. Minneapolis: University of Minnesota Press, 1976.

MLA Citation

Tryon, Rolla M. 1916-2001. Ferns of Minnesota. Minneapolis: University of Minnesota Press, 1976.

Warning: These citations may not always be 100% accurate.