David, S. (2009). Business Plan Project: A Step-by-Step Guide to Writing a Business Plan. Business Expert Press.
Trích dẫn kiểu ChicagoDavid, Sellars. Business Plan Project: A Step-by-Step Guide to Writing a Business Plan. Business Expert Press, 2009.
MLA引文David, Sellars. Business Plan Project: A Step-by-Step Guide to Writing a Business Plan. Business Expert Press, 2009.
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