Citazione Stile APA (7a Edizione)
Halpern, D. (2015). Inside the Nudge Unit: How Small Changes Can Make a Big Difference (1st Edition.). WH Allen.
Citazione stile Chigago Style (17a edizione)
Halpern, David. Inside the Nudge Unit: How Small Changes Can Make a Big Difference. 1st Edition. London: WH Allen, 2015.
Citatione MLA (9a ed.)
Halpern, David. Inside the Nudge Unit: How Small Changes Can Make a Big Difference. 1st Edition. WH Allen, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.