Cita APA (7a ed.)

Winnicott, D. W., & Ramzy, I. (1977). The piggle: An account of the psychoanalytic treatment of a little girl. International Universities Press.

Cita Chicago Style (17a ed.)

Winnicott, D. W., y Ishak Ramzy. The Piggle: An Account of the Psychoanalytic Treatment of a Little Girl. New York: International Universities Press, 1977.

Cita MLA (9a ed.)

Winnicott, D. W., y Ishak Ramzy. The Piggle: An Account of the Psychoanalytic Treatment of a Little Girl. International Universities Press, 1977.