Coughlin, C. E. (1939). The National Labor Relations Act--its history and proposed amendments. [C.E. Coughlin?].
Lua i Stíl Chicago (17ú heag.)Coughlin, Charles E. The National Labor Relations Act--its History and Proposed Amendments. Royal Oak, Mich.: [C.E. Coughlin?], 1939.
Lua MLA (8ú heag.)Coughlin, Charles E. The National Labor Relations Act--its History and Proposed Amendments. [C.E. Coughlin?], 1939.
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