Shair, David I (1970). "Labor Organizations as Employers: "Unions-Within-Unions"". The Journal of Business. 43 (3): 296–316. doi:10.1086/295283. JSTOR2351780.
Shair, David I (1970). "Labor Organizations as Employers: "Unions-Within-Unions"". The Journal of Business. 43 (3): 296–316. doi:10.1086/295283. JSTOR2351780.