APA (7th ed.) Citation

Fromm, E. (1965). Socialist humanism: An international symposium. Doubleday.

Chicago Style (17th ed.) Citation

Fromm, Erich. Socialist Humanism: An International Symposium. Garden City [etc.]: Doubleday, 1965.

MLA (9th ed.) Citation

Fromm, Erich. Socialist Humanism: An International Symposium. Doubleday, 1965.