Alianza Cooperativa Internacional. (1961). Report of the Twenty-First Congress at Lausanne, 10th to 13th October, 1960. International Cooperative Alliance.
Cita Chicago Style (17a ed.)Alianza Cooperativa Internacional. Report of the Twenty-First Congress at Lausanne, 10th to 13th October, 1960. London: International Cooperative Alliance, 1961.
Cita MLA (9a ed.)Alianza Cooperativa Internacional. Report of the Twenty-First Congress at Lausanne, 10th to 13th October, 1960. International Cooperative Alliance, 1961.
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