Whaples, Robert «Where Is There Consensus Among American Economic Historians? The Results of a Survey on Forty Propositions». The Journal of Economic History. Cambridge University Press, 55, març de 1995, pàg. 140. DOI: 10.1017/S0022050700040602. JSTOR: 2123771.
Whaples, Robert «Where Is There Consensus Among American Economic Historians? The Results of a Survey on Forty Propositions». The Journal of Economic History. Cambridge University Press, 55, març de 1995, pàg. 140. DOI: 10.1017/S0022050700040602. JSTOR: 2123771.