APA (7th ed.) Citation

Piaget, J., & Roberts, G. -. (1973). To understand is to invent: The future of education. Grossman Pub.

Chicago Style (17th ed.) Citation

Piaget, Jean, and George -Anne Roberts. To Understand Is to Invent: The Future of Education. New York: Grossman Pub, 1973.

MLA (9th ed.) Citation

Piaget, Jean, and George -Anne Roberts. To Understand Is to Invent: The Future of Education. Grossman Pub, 1973.