Schumpeter, J. (1950). Capitalism, socialism and democracy (third edition.). New York: Harper & Row.
Lua i Stíl Chicago (17ú heag.)Schumpeter, Joseph. Capitalism, Socialism and Democracy. third edition. New York: Harper & Row, 1950.
Lua MLA (8ú heag.)Schumpeter, Joseph. Capitalism, Socialism and Democracy. third edition. New York: Harper & Row, 1950.
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