APA (7th ed.) Citation

Vidal, F. (1994). Piaget before Piaget. Harvard University Press.

Chicago Style (17th ed.) Citation

Vidal, Fernando. Piaget Before Piaget. Cambridge,Massachusetts: Harvard University Press, 1994.

MLA (9th ed.) Citation

Vidal, Fernando. Piaget Before Piaget. Harvard University Press, 1994.