Norman, D. A. (1988). The psychology of everyday things. Basic Books.
Cita Chicago Style (17a ed.)Norman, Donald A. The Psychology of Everyday Things. New York: Basic Books, 1988.
Cita MLA (9a ed.)Norman, Donald A. The Psychology of Everyday Things. Basic Books, 1988.
Precaución: Estas citas no son 100% exactas.