Cita APA

Malthus, T., & Huxley, J. O. (1959). On Populatioon: Three Essays.

Citación estilo Chicago

Malthus, Thomas, y Julian Ozborn Huxley. On Populatioon: Three Essays. Calcutta, 1959.

Cita MLA

Malthus, Thomas, y Julian Ozborn Huxley. On Populatioon: Three Essays. 1959.