Piaget, J., & Ackermann-Valladao, E. (1987). Possibility and necessity. University of Minnesota Press.
Style de citation Chicago (17e éd.)Piaget, Jean, et E. Ackermann-Valladao. Possibility and Necessity. Minneapolis: University of Minnesota Press, 1987.
Style de citation MLA (9e éd.)Piaget, Jean, et E. Ackermann-Valladao. Possibility and Necessity. University of Minnesota Press, 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.