Cita APA (7a ed.)

Essex Institute & American Society of Naturalists. (1867). The American naturalist. Essex Institute.

Cita Chicago Style (17a ed.)

Essex Institute y American Society of Naturalists. The American Naturalist. Salem, Mass.: Essex Institute, 1867.

Cita MLA (9a ed.)

Essex Institute y American Society of Naturalists. The American Naturalist. Essex Institute, 1867.