Webb, S. (1921). The process of amalgamation in British trade unionism. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Webb, Sidney. The Process of Amalgamation in British Trade Unionism. International Labour Organization, 1921.
Citatione MLA (9a ed.)Webb, Sidney. The Process of Amalgamation in British Trade Unionism. International Labour Organization, 1921.
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