David, S. (2009). Business Plan Project: A Step-by-Step Guide to Writing a Business Plan. Business Expert Press.
Čikaški stil citiranjaDavid, Sellars. Business Plan Project: A Step-by-Step Guide to Writing a Business Plan. Business Expert Press, 2009.
MLA način citiranjaDavid, Sellars. Business Plan Project: A Step-by-Step Guide to Writing a Business Plan. Business Expert Press, 2009.
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