APA-Zitierstil (7. Ausg.)

Ekstein, R. (1971). The challenge: despair and hope in the conquest of inner space: Further studies of the psychoanalytic treatment of severely disturbed children. Brunner/Mazel [u.a.].

Chicago-Zitierstil (17. Ausg.)

Ekstein, Rudolf. The Challenge: Despair and Hope in the Conquest of Inner Space: Further Studies of the Psychoanalytic Treatment of Severely Disturbed Children. New York, NY [u.a.]: Brunner/Mazel [u.a.], 1971.

MLA-Zitierstil (9. Ausg.)

Ekstein, Rudolf. The Challenge: Despair and Hope in the Conquest of Inner Space: Further Studies of the Psychoanalytic Treatment of Severely Disturbed Children. Brunner/Mazel [u.a.], 1971.