APA

Piaget J., . (1965). The moral judgment of the child. New York: Free Press.

Chicago

Piaget Jean, . 1965. The moral judgment of the child. New York: Free Press.

Harvard

Piaget J., . (1965). The moral judgment of the child. New York: Free Press.

MLA

Piaget Jean, . The moral judgment of the child. New York: Free Press. 1965.