APA (7th ed.) Citation

Piaget, J., Inhelder, B., Davidson, P. M., & Easley, J. (1991). Toward a logic of meanings. Lawrence Erlbaum.

Chicago Style (17th ed.) Citation

Piaget, Jean, Bärbel Inhelder, Philip M. Davidson, and Jack Easley. Toward a Logic of Meanings. Hillsdale, N.J: Lawrence Erlbaum, 1991.

MLA (8th ed.) Citation

Piaget, Jean, et al. Toward a Logic of Meanings. Lawrence Erlbaum, 1991.