United States. National Labor Relations Board. Classified index of decisions of the regional directors of the National Labor Relations Board in representation proceedings. National Labor Relations Board : [For sale by the Supt. of Docs., U.S. G.P.O.
Chicago Style (17th ed.) CitationUnited States. National Labor Relations Board. Classified Index of Decisions of the Regional Directors of the National Labor Relations Board in Representation Proceedings. [Washington, D.C.]: National Labor Relations Board : [For sale by the Supt. of Docs., U.S. G.P.O.
MLA (9th ed.) CitationUnited States. National Labor Relations Board. Classified Index of Decisions of the Regional Directors of the National Labor Relations Board in Representation Proceedings. National Labor Relations Board : [For sale by the Supt. of Docs., U.S. G.P.O.