Valentine, C. W. (1978). The normal child and some of his abnormalities: A gen. introd. to the psychology of childhood (1956, repr.). Penguin Books.
Chicago-Zitierstil (17. Ausg.)Valentine, Charles W. The Normal Child and Some of His Abnormalities: A Gen. Introd. to the Psychology of Childhood. 1956, repr. Harmondsworth: Penguin Books, 1978.
MLA-Zitierstil (9. Ausg.)Valentine, Charles W. The Normal Child and Some of His Abnormalities: A Gen. Introd. to the Psychology of Childhood. 1956, repr. Penguin Books, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.