APA (7th ed.) Citation

Socialist International (SI). (1969). The Socialist International: A short history published to mark 11th Congress Eastbourne, June 16-20, 1969. London: Socialist International.

Chicago Style (17th ed.) Citation

Socialist International (SI). The Socialist International: A Short History Published to Mark 11th Congress Eastbourne, June 16-20, 1969. London: Socialist International, 1969.

MLA (8th ed.) Citation

Socialist International (SI). The Socialist International: A Short History Published to Mark 11th Congress Eastbourne, June 16-20, 1969. London: Socialist International, 1969.

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