Citazione Stile APA (7a Edizione)

Ginsburg, H., & Brandt, S. O. (1969). Piaget's theory of intellectual development: An introduction. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Ginsburg, Herbert, e Sylvia Opper Brandt. Piaget's Theory of Intellectual Development: An Introduction. Englewood Cliffs, N.J: Prentice-Hall, 1969.

Citatione MLA (9a ed.)

Ginsburg, Herbert, e Sylvia Opper Brandt. Piaget's Theory of Intellectual Development: An Introduction. Prentice-Hall, 1969.