(2007). Extent of unionism and collective bargaining in establishment: 2006. Labstat Updates.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र"Extent of Unionism and Collective Bargaining in Establishment: 2006." Labstat Updates 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्र"Extent of Unionism and Collective Bargaining in Establishment: 2006." Labstat Updates, 2007.
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