Cita APA (7a ed.)
Flanagan, O. J. (2007). The really hard problem: Meaning in a material world. MIT Press.
Cita Chicago Style (17a ed.)
Flanagan, Owen J. The Really Hard Problem: Meaning in a Material World. Cambridge, Mass.: MIT Press, 2007.
Cita MLA (9a ed.)
Flanagan, Owen J. The Really Hard Problem: Meaning in a Material World. MIT Press, 2007.
Precaución: Estas citas no son 100% exactas.