Union security
Subtitle: closed shop, maintenance of membership, preferential shop, union shop
By: by Idele L. Wilson, M.A.
Contributors: Workers' Educational Association of Canada.; International Union, United Automobile Workers of America (CIO)
Publisher: Workers' Educational Association
Published: 1944
Place of publication: Toronto
Language: eng
Number of pages: 64
Subjects: Open and closed shop.
Notes: "Originally published in 1943 as a 'Research bulletin' (no. 8) under the title, 'The closed shop.'  Revised for this printing with additional data."

"Sources": p. 63-64.

RBSC copy 2: With variant imprint on cover: Published for the United Automobile, Aircraft, Agricultural Implement Workers of America (U.A.W.-C.I.O.) Canadian Region No. 7 by the Workers' Educational Association.