APA (7th ed.) Zitazioa
Freud, S. (1999). Leonardo da Vinci: A memory of his childhood. Routledge.
Chicago Style (17th ed.) Zitazioa
Freud, Sigmund. Leonardo Da Vinci: A Memory of His Childhood. London: Routledge, 1999.
MLA (9th ed.) Zitazioa
Freud, Sigmund. Leonardo Da Vinci: A Memory of His Childhood. Routledge, 1999.
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