APA (7th ed.) Citation

Munsch, J., & Piaget, J. (2015). Jean Piaget's theory of cognitive development. SAGE Publications Inc.

Chicago Style (17th ed.) Citation

Munsch, Joyce, and Jean Piaget. Jean Piaget's Theory of Cognitive Development. Thousand Oaks, California: SAGE Publications Inc, 2015.

MLA (9th ed.) Citation

Munsch, Joyce, and Jean Piaget. Jean Piaget's Theory of Cognitive Development. SAGE Publications Inc, 2015.