APA Style

Coker, W, C., Couch, J, N. (1928). The gasteromycetes of the Eastern United States and Canada . North Carolina: The University of North Carolina Press.

MLA Style

Coker, William, Chambers., Couch, John, Nathaniel. "The gasteromycetes of the Eastern United States and Canada". North Carolina: The University of North Carolina Press, 1928. Digital.