Schumpeter, J. (1961). The theory of economic development. O.U.P. A Galaxy book.
Lua i Stíl Chicago (17ú heag.)Schumpeter, J. The Theory of Economic Development. New York: O.U.P. A Galaxy book, 1961.
Lua MLA (9ú heag.)Schumpeter, J. The Theory of Economic Development. O.U.P. A Galaxy book, 1961.
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