Citazione Stile APA (7a Edizione)

Osborn , J. D., & D. Keith Osborn. (1983). Cognition in early childhood (ed.). Education Associates ..

Citazione stile Chigago Style (17a edizione)

Osborn , Janie Dyson, e D. Keith Osborn. Cognition in Early Childhood. ed. Athens: Education Associates ., 1983.

Citatione MLA (9a ed.)

Osborn , Janie Dyson, e D. Keith Osborn. Cognition in Early Childhood. ed. Education Associates ., 1983.