JohnJ.RobertsJohnJ., Susan C. Athey: John Bates Clark Award Winner 2007, „The Journal of Economic Perspectives”, 22 (4), 2008, s. 181–198, ISSN0895-3309, JSTOR: 27648283 [dostęp 2019-03-19].
JohnJ.RobertsJohnJ., Susan C. Athey: John Bates Clark Award Winner 2007, „The Journal of Economic Perspectives”, 22 (4), 2008, s. 181–198, ISSN0895-3309, JSTOR: 27648283 [dostęp 2019-03-19].