APA (7th ed.) Citation

Heymann, H. (1942). Plan for permanent peace (1. publ.). Allen & Unwin.

Chicago Style (17th ed.) Citation

Heymann, Hans. Plan for Permanent Peace. 1. publ. London: Allen & Unwin, 1942.

MLA (9th ed.) Citation

Heymann, Hans. Plan for Permanent Peace. 1. publ. Allen & Unwin, 1942.

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