Cita APA (7a ed.)

Brown, G., & Desforges, C. (1979). Piaget's theory: A psychological critique. Routledge & Kegan Paul.

Cita Chicago Style (17a ed.)

Brown, Geoffrey, y Charles Desforges. Piaget's Theory: A Psychological Critique. London ; Boston ; Henley: Routledge & Kegan Paul, 1979.

Cita MLA (9a ed.)

Brown, Geoffrey, y Charles Desforges. Piaget's Theory: A Psychological Critique. Routledge & Kegan Paul, 1979.