APA

Fox R. M., Real H. G., . (1971). Monograph of the Ithomiidae (Lepidoptera) Part IV the tribe Napeogenini Fox. Philadelphia: American Entomological Institute.

Chicago

Fox Richard M, Real Herman G, . 1971. Monograph of the Ithomiidae (Lepidoptera) Part IV the tribe Napeogenini Fox. Philadelphia: American Entomological Institute.

Harvard

Fox R. M., Real H. G., . (1971). Monograph of the Ithomiidae (Lepidoptera) Part IV the tribe Napeogenini Fox. Philadelphia: American Entomological Institute.

MLA

Fox Richard M, Real Herman G, . Monograph of the Ithomiidae (Lepidoptera) Part IV the tribe Napeogenini Fox. Philadelphia: American Entomological Institute. 1971.