APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

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

MLA (9th ed.) Zitazioa

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