Gutenberg, A. W. (1969). Dynamics Of Management Arthur W. Gutenberg And Eugene Richman. International Textbook.
Lua i Stíl Chicago (17ú heag.)Gutenberg, Arthur W. Dynamics Of Management Arthur W. Gutenberg And Eugene Richman. International Textbook, 1969.
Lua MLA (8ú heag.)Gutenberg, Arthur W. Dynamics Of Management Arthur W. Gutenberg And Eugene Richman. International Textbook, 1969.
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