APA (7th ed.) Citation

Piaget, J., Gattegno, C., & Hodgson, F. M. (1972). Play, dreams and imitation in childhood. Routledge & Kegan Paul.

Chicago Style (17th ed.) Citation

Piaget, Jean, Caleb Gattegno, and F. M. Hodgson. Play, Dreams and Imitation in Childhood. London: Routledge & Kegan Paul, 1972.

MLA (8th ed.) Citation

Piaget, Jean, et al. Play, Dreams and Imitation in Childhood. Routledge & Kegan Paul, 1972.