Cita APA (7a ed.)

Park, D. (1990). The How and the Why (3rd print., with corrections.). Princeton University Press.

Cita Chicago Style (17a ed.)

Park, David. The How and the Why. 3rd print., with corrections. Princeton, N.J.: Princeton University Press, 1990.

Cita MLA (8a ed.)

Park, David. The How and the Why. 3rd print., with corrections. Princeton University Press, 1990.

Precaución: Estas citas no son 100% exactas.