Citazione Stile APA (7a Edizione)

Grieve, R. B., & Hughes, M. (1991). Understanding children: Essays in honor of Margaret Donaldson. Blackwell.

Citazione stile Chigago Style (17a edizione)

Grieve, Robert B., e Martin Hughes. Understanding Children: Essays in Honor of Margaret Donaldson. Oxford: Blackwell, 1991.

Citatione MLA (9a ed.)

Grieve, Robert B., e Martin Hughes. Understanding Children: Essays in Honor of Margaret Donaldson. Blackwell, 1991.