Cita APA (7a ed.)
Piaget, J. (1959). The language and thought of the child. (3rd rev. ed.). Routledge.
Cita Chicago Style (17a ed.)
Piaget, Jean. The Language and Thought of the Child. 3rd rev. ed. New York: Routledge, 1959.
Cita MLA (9a ed.)
Piaget, Jean. The Language and Thought of the Child. 3rd rev. ed. Routledge, 1959.
Precaución: Estas citas no son 100% exactas.