United States. Office of Federal Labor-Management Relations & United States. Labor-Management Services Administration. Rulings on requests for review of the Assistant Secretary of Labor for Labor-Management Relations pursuant to Executive order 11491, as amended. For sale by the Supt. of Docs., U.S. Govt. Print. Off.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Office of Federal Labor-Management Relations و United States. Labor-Management Services Administration. Rulings on Requests for Review of the Assistant Secretary of Labor for Labor-Management Relations Pursuant to Executive Order 11491, as Amended. Washington: For sale by the Supt. of Docs., U.S. Govt. Print. Off.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Office of Federal Labor-Management Relations و United States. Labor-Management Services Administration. Rulings on Requests for Review of the Assistant Secretary of Labor for Labor-Management Relations Pursuant to Executive Order 11491, as Amended. For sale by the Supt. of Docs., U.S. Govt. Print. Off.