APA (7th ed.) Citation

Kant, I. (1903). Perpetual peace: A philosophical essay. George Allen & Unwin.

Chicago Style (17th ed.) Citation

Kant, Immanuel. Perpetual Peace: A Philosophical Essay. London: George Allen & Unwin, 1903.

MLA (8th ed.) Citation

Kant, Immanuel. Perpetual Peace: A Philosophical Essay. George Allen & Unwin, 1903.

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