APA (7th ed.) Citation

Piaget, J. (1952). The child's conception of number / by J. Piaget. Routledge and Kegan Paul.

Chicago Style (17th ed.) Citation

Piaget, Jean. The Child's Conception of Number / by J. Piaget. Routledge and Kegan Paul, 1952.

MLA (9th ed.) Citation

Piaget, Jean. The Child's Conception of Number / by J. Piaget. Routledge and Kegan Paul, 1952.

Warning: These citations may not always be 100% accurate.