APA (7th ed.) Citation

Piaget, J., Tomlinson, J., & Tomlinson, A. (1951). The child's conception of the world. Littlefield Adams Quality Paperbacks.

Chicago Style (17th ed.) Citation

Piaget, Jean, Joan Tomlinson, and Andrew Tomlinson. The Child's Conception of the World. Maryland: Littlefield Adams Quality Paperbacks, 1951.

MLA (9th ed.) Citation

Piaget, Jean, et al. The Child's Conception of the World. Littlefield Adams Quality Paperbacks, 1951.