Lua APA (7ú heag.)

North, . D. C. (1981). Structure and change in economic history. Norton.

Lua i Stíl Chicago (17ú heag.)

North, Douglass C. Structure and Change in Economic History. New York ; London: Norton, 1981.

Lua MLA (8ú heag.)

North, Douglass C. Structure and Change in Economic History. Norton, 1981.

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