Cita APA (7a ed.)

Astington, J. W., Harris, P. L., & Olson, D. R. (1989). Developing theories of mind. University Press.

Cita Chicago Style (17a ed.)

Astington, Janet W., Paul L. Harris, y David R. Olson. Developing Theories of Mind. Cambridge [etc.]: University Press, 1989.

Cita MLA (9a ed.)

Astington, Janet W., et al. Developing Theories of Mind. University Press, 1989.