Cita APA (7a ed.)

Scudder, S. H. (1875). Fossil Butterflies. American Association for the advancement of Science.

Cita Chicago Style (17a ed.)

Scudder, Samuel H. Fossil Butterflies. Salem: American Association for the advancement of Science, 1875.

Cita MLA (9a ed.)

Scudder, Samuel H. Fossil Butterflies. American Association for the advancement of Science, 1875.