ADAMS, W. {. e. (1977). The Structure Of American Industry Walter Adams. McMillan Publishing Co.
Lua i Stíl Chicago (17ú heag.)ADAMS, Walter { ed.}. The Structure Of American Industry Walter Adams. McMillan Publishing Co, 1977.
Lua MLA (8ú heag.)ADAMS, Walter { ed.}. The Structure Of American Industry Walter Adams. McMillan Publishing Co, 1977.
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