APA (7th ed.) Citation

Wagner, W. H. (1952). The fern genus Diellia: Its structure, affinities and taxonomy. University of California press.

Chicago Style (17th ed.) Citation

Wagner, Warren H. The Fern Genus Diellia: Its Structure, Affinities and Taxonomy. Berkeley: University of California press, 1952.

MLA (9th ed.) Citation

Wagner, Warren H. The Fern Genus Diellia: Its Structure, Affinities and Taxonomy. University of California press, 1952.