Paul R, K. (1999). The accidental theorist: And other dispatches from the dismal science. Publisher: Penguin.
Citazione stile Chigago Style (17a edizione)Paul R, Krugman. The Accidental Theorist: And Other Dispatches from the Dismal Science. London: Publisher: Penguin, 1999.
Citatione MLA (9a ed.)Paul R, Krugman. The Accidental Theorist: And Other Dispatches from the Dismal Science. Publisher: Penguin, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.