APA (7th ed.) Citation

Freud, S., Ferenczi, S., & Brabant, E. (2003). 1920 - 1924. Böhlau.

Chicago Style (17th ed.) Citation

Freud, Sigmund, Sándor Ferenczi, and Eva Brabant. 1920 - 1924. Wien [u.a.]: Böhlau, 2003.

MLA (8th ed.) Citation

Freud, Sigmund, et al. 1920 - 1924. Böhlau, 2003.