EBSEES: 373 hits for Trade unions on page 10

The European Bibliography of Slavic and East European Studies (EBSEES) collects books, journal articles, reviews and dissertations from Eastern Europe (former countries of Eastern Bloc) which were published in Belgium, Germany, Finland, France, Great Britain, the Netherlands, Austria and Switzerland from 1991 to 2007. The segment "Literature" and "Culture" of the European Bibliography of Slavic and East European Studies contains 18.000 bibliographic entries (from the total asset of 85.000). More information can be found here.

Your search for Trade unions provides 373 hits
91	Political dissent and opposition in Poland. The Workers' Defense Committee 'KOR'[Komitet Obrony Robotników] Zuzowski, Robert, London, Prager, 1992, xii+293 p
92	Verringerter Spielraum Rütters, Peter, in: Ost-West-Gegeninformationen, 8(2), 1996, p. 3-7
93	Shopfloor trade unionism in Russia: the prospects of reform from below Ashwin, Sarah, in: Work, Employment and Society, 11(1), 1997, p. 115-31
94	'Democratic' groups in Soviet Russia (1985-1991): a study in political culture Lukin, A.V., Oxford, DPhil thesis of University, 1997
95	Deux «comités de quartier» en Russie: la (ré)invention d'une forme de participation politique ? Le Huérou, Anne, in: Revue d'Etudes comparatives Est-Ouest, 29(1), mars, 1998, p. 35-68
96	Le mémorial de Sighet ou la mémoire: une forme de la justice Blandiana, Ana; Rusan, Romulus, in: Communisme, 59-60, 2000, p. 219-42
97	Vérification, rectification et interdépendance. Les relations entre la CGTU et l'ISR 1930-1932, in Dossier: Komintern, organisations de masses et diplomatie soviétique Boulouque, Sylvain, in: Communisme 65/66, 2001, pp. 133-160
98	'Why is there no revolt?'. The Russian working class and the labour movement Mandel, David, in: Socialist Register, 2001
99	Russian trade unions in 1994 Bukatov, Kirill, in: Labour Focus on Eastern Europe, 50, 1995, p. 24-40
100	Europe de l'Est, la sortie du communisme: Hongrie in: Le Monde. Dossiers et Documents, 223, juil.-août, 1994, p. 11

The European Bibliography of Slavic and East European Studies (EBSEES) - 1991-2007