APA (7th ed.) Citation

Petr, K. (1969). The state. London: Freedom Press.

Chicago Style (17th ed.) Citation

Petr, Kropotkin. The State. London: Freedom Press, 1969.

MLA (8th ed.) Citation

Petr, Kropotkin. The State. London: Freedom Press, 1969.

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