Cita APA (7th ed.)
Freud, S., Strachey, J., & Freud, A. The standard edition of the complete psychological works of Sigmund Freud: The future of an illusion ; Civilization and its discontents and other works : 1927-1931. Hogarth Press.
Cita Chicago (17th ed.)
Freud, Sigmund, James Strachey, i Anna Freud. The Standard Edition of the Complete Psychological Works of Sigmund Freud: The Future of an Illusion ; Civilization and Its Discontents and Other Works : 1927-1931. Londres, Inglaterra: Hogarth Press.
Cita MLA (9th ed.)
Freud, Sigmund, et al. The Standard Edition of the Complete Psychological Works of Sigmund Freud: The Future of an Illusion ; Civilization and Its Discontents and Other Works : 1927-1931. Hogarth Press.
Atenció: Aquestes cites poden no estar 100% correctes.