Cita APA (7a ed.)

Piaget, J. (1999). The child's conception of physical causality. Routledge.

Cita Chicago Style (17a ed.)

Piaget, Jean. The Child's Conception of Physical Causality. London: Routledge, 1999.

Cita MLA (9a ed.)

Piaget, Jean. The Child's Conception of Physical Causality. Routledge, 1999.