APA (7e ed.) Bronvermelding

(2011). Extent of unionism and collective bargaining in establishments: 2010 (first of a series on industrial practices). Labstat Updates.

Chicago (17e ed.) Bronvermelding

"Extent of Unionism and Collective Bargaining in Establishments: 2010 (first of a Series on Industrial Practices)." Labstat Updates 2011.

MLA (9e ed.) Bronvermelding

"Extent of Unionism and Collective Bargaining in Establishments: 2010 (first of a Series on Industrial Practices)." Labstat Updates, 2011.