Não informado. (1925). Annales de l' economie collective. International Centre of Research and Information on Public and Cooperative Economy.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annales De L' Economie Collective. Liège, Belgica: International Centre of Research and Information on Public and Cooperative Economy, 1925.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annales De L' Economie Collective. International Centre of Research and Information on Public and Cooperative Economy, 1925.
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