International Confederation of Free Trade Unions. (1956). How to collect union dues: Being reproduction of charts prepared by the students of the eight coursse for the exhibition arranged on November 5, 1955. s.n.
Citazione stile Chigago Style (17a edizione)International Confederation of Free Trade Unions. How to Collect Union Dues: Being Reproduction of Charts Prepared by the Students of the Eight Coursse for the Exhibition Arranged on November 5, 1955. Calcutta: s.n, 1956.
Citatione MLA (9a ed.)International Confederation of Free Trade Unions. How to Collect Union Dues: Being Reproduction of Charts Prepared by the Students of the Eight Coursse for the Exhibition Arranged on November 5, 1955. s.n, 1956.
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