Não informado. (1884). Proceedings of the Entomological Society of Washington. Entomological Society of Washington.
Chicago-referens (17:e uppl.)Não informado. Proceedings of the Entomological Society of Washington. Washington: Entomological Society of Washington, 1884.
MLA-referens (8:e uppl.)Não informado. Proceedings of the Entomological Society of Washington. Entomological Society of Washington, 1884.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.