APA Edition Citation

Malthus, T. R. (1998). An essay on the principle of population. Prometheus Books.

Chicago Edition Citation

Malthus, T. R. An Essay on the Principle of Population. Amherst, NY: Prometheus Books, 1998.

MLA Edition Citation

Malthus, T. R. An Essay on the Principle of Population. Prometheus Books, 1998.

Warning: These citations may not always be 100% accurate.