Cita APA

Ault, R. L. (1977). Children's cognitive development: Piaget's theory and the process approach. New York: Oxford University Press.

Citación estilo Chicago

Ault, Ruth L. Children's Cognitive Development: Piaget's Theory and the Process Approach. New York: Oxford University Press, 1977.

Cita MLA

Ault, Ruth L. Children's Cognitive Development: Piaget's Theory and the Process Approach. New York: Oxford University Press, 1977.