Cita APA (7a ed.)

Freud, S. (1952). The Major works of Sigmund Freud. Encyclopaedia Britannica.

Cita Chicago Style (17a ed.)

Freud, Sigmund. The Major Works of Sigmund Freud. Chicago [etc.]: Encyclopaedia Britannica, 1952.

Cita MLA (9a ed.)

Freud, Sigmund. The Major Works of Sigmund Freud. Encyclopaedia Britannica, 1952.