Cita APA (7a ed.)

Agassiz, L. (1962). Essay on classification. Belknap Press of Harvard University Press.

Cita Chicago Style (17a ed.)

Agassiz, Louis. Essay on Classification. Cambridge, Massachusetts: Belknap Press of Harvard University Press, 1962.

Cita MLA (9a ed.)

Agassiz, Louis. Essay on Classification. Belknap Press of Harvard University Press, 1962.