Gamble, A. (1989). Ideas, interests & consequences. Institute of Economic Affairs.
Lua i Stíl Chicago (17ú heag.)Gamble, Andrew. Ideas, Interests & Consequences. London: Institute of Economic Affairs, 1989.
Lua MLA (9ú heag.)Gamble, Andrew. Ideas, Interests & Consequences. Institute of Economic Affairs, 1989.
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