Cita APA (7a ed.)

Dobelli, R. (2014). The art of thinking clearly (1st Harper paperback ed.). Harper.

Cita Chicago Style (17a ed.)

Dobelli, Rolf. The Art of Thinking Clearly. 1st Harper paperback ed. New York [etc.]: Harper, 2014.

Cita MLA (9a ed.)

Dobelli, Rolf. The Art of Thinking Clearly. 1st Harper paperback ed. Harper, 2014.