Hall, D. W., & Butler, J. F. Hackberry emperor, Asterocampa celtis (Boisduval & Leconte) (Insecta: Lepidoptera: Nymphalidae: Apaturinae). The University of Florida George A. Smathers Libraries.
Chicago Style (17th ed.) CitationHall, Donald W., and Jerry F. Butler. Hackberry Emperor, Asterocampa Celtis (Boisduval & Leconte) (Insecta: Lepidoptera: Nymphalidae: Apaturinae). The University of Florida George A. Smathers Libraries.
MLA (9th ed.) CitationHall, Donald W., and Jerry F. Butler. Hackberry Emperor, Asterocampa Celtis (Boisduval & Leconte) (Insecta: Lepidoptera: Nymphalidae: Apaturinae). The University of Florida George A. Smathers Libraries.
Warning: These citations may not always be 100% accurate.