Gneezy, U., & List, J. A. (2015). The why axis: Hidden motives and the undiscovered economics of everyday life. Random House.
Lua i Stíl Chicago (17ú heag.)Gneezy, Uri, agus John A. List. The Why Axis: Hidden Motives and the Undiscovered Economics of Everyday Life. London: Random House, 2015.
Lua MLA (8ú heag.)Gneezy, Uri, agus John A. List. The Why Axis: Hidden Motives and the Undiscovered Economics of Everyday Life. Random House, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.