APA (7e ed.) Bronvermelding

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 (17e ed.) Bronvermelding

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 (8e ed.) Bronvermelding

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.

Let op: Deze citaties zijn niet altijd 100% accuraat.