French, G. H. (1890). The butterflies of the eastern United States: For the use of classes in zoology, and private students. J. B. Lippincott Company.
Chicago-referens (17:e uppl.)French, G. H. The Butterflies of the Eastern United States: For the Use of Classes in Zoology, and Private Students. Philadelphia: J. B. Lippincott Company, 1890.
MLA-referens (8:e uppl.)French, G. H. The Butterflies of the Eastern United States: For the Use of Classes in Zoology, and Private Students. J. B. Lippincott Company, 1890.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.