Edward, R. S. (1967). Business Enterprises Its Growth And Organization Ronald S. Edward And Harry Townsend. Macmillan.
Lua i Stíl Chicago (17ú heag.)Edward, Ronald S. Business Enterprises Its Growth And Organization Ronald S. Edward And Harry Townsend. Macmillan, 1967.
Lua MLA (8ú heag.)Edward, Ronald S. Business Enterprises Its Growth And Organization Ronald S. Edward And Harry Townsend. Macmillan, 1967.
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