APA (7th ed.) Zitazioa
Cullingford, E. C. M. (1976). Trade unions in West Germany. Wilton House.
Chicago Style (17th ed.) Zitazioa
Cullingford, E. C. M. Trade Unions in West Germany. London: Wilton House, 1976.
MLA (9th ed.) Zitazioa
Cullingford, E. C. M. Trade Unions in West Germany. Wilton House, 1976.
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