Cita APA (7th ed.)
Freud, S., Alexander, F., & Strachey, J. Group psychology and the analysis of the ego (5a edición.). Bantam Books.
Cita Chicago (17th ed.)
Freud, Sigmund, Franz Alexander, i James Strachey. Group Psychology and the Analysis of the Ego. 5a edición. Nueva York, EUA: Bantam Books.
Cita MLA (9th ed.)
Freud, Sigmund, et al. Group Psychology and the Analysis of the Ego. 5a edición. Bantam Books.
Atenció: Aquestes cites poden no estar 100% correctes.