Não informado. (1971). Proceedings of the Royal Entomological Society of London. Royal Entomological Society of London.
Chicago-referens (17:e uppl.)Não informado. Proceedings of the Royal Entomological Society of London. London: Royal Entomological Society of London, 1971.
MLA-referens (8:e uppl.)Não informado. Proceedings of the Royal Entomological Society of London. Royal Entomological Society of London, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.