Closed Shop : A situation in industrial relations, where all employees who fall within the bargaining unit are mandated to become members of the trade union forming the bargaining agent within that workplace
Ulric Sealy (Compiler), Glossary of Industrial Relations and Related Terms and Concepts for Trade Unionists, International Labour Office, ISBN 92-2-113503-9, International Labour Organization ILO, First Ed. 2002, http://www.ilo.org/wcmsp5/groups/public/---america s/---ro-lima/---sro-port_of_spain/documents/public ation/wcms_224181.pdf, (Lbr Law and Ind Rltn - Brit) {782}