Evans, A. W. (1917). Notes on the genus Herberta, with a revision of the species known from Europe, Cananda and the United States, Canada and the United States ([Sonderdr.].).
Chicago Style (17th ed.) CitationEvans, Alexander W. Notes on the Genus Herberta, with a Revision of the Species Known from Europe, Cananda and the United States, Canada and the United States. [Sonderdr.]. 1917.
MLA (9th ed.) CitationEvans, Alexander W. Notes on the Genus Herberta, with a Revision of the Species Known from Europe, Cananda and the United States, Canada and the United States. [Sonderdr.]. 1917.
Warning: These citations may not always be 100% accurate.