Citazione Stile APA (7a Edizione)

Landreth, C. (1958). The psychology of early childhood. Knopf.

Citazione stile Chigago Style (17a edizione)

Landreth, Catherine. The Psychology of Early Childhood. New York: Knopf, 1958.

Citatione MLA (9a ed.)

Landreth, Catherine. The Psychology of Early Childhood. Knopf, 1958.