Παραπομπή σε μορφή APA (7η εκδ.)

Winnicott, D. W. (1991). The piggle: An account of the psychoanalytic treatment of a little girl. Penguin.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Winnicott, Donald Woods. The Piggle: An Account of the Psychoanalytic Treatment of a Little Girl. London: Penguin, 1991.

Παραπομπή σε μορφή MLA (9th εκδ.)

Winnicott, Donald Woods. The Piggle: An Account of the Psychoanalytic Treatment of a Little Girl. Penguin, 1991.