Cita APA (7a ed.)

Huxley, T. H. Lectures and essays / by Thomas Henry Huxley.

Cita Chicago Style (17a ed.)

Huxley, Thomas Henry. Lectures and Essays / by Thomas Henry Huxley. London : Macmillan and co., limited St. Martin's street, 1910.

Cita MLA (8a ed.)

Huxley, Thomas Henry. Lectures and Essays / by Thomas Henry Huxley.