Harvard Business School. (2005). Entrepreneur's Toolkit: Tools and Techniques to Launch and Grow your New Business. Harvard Business School Press.
Chicago-viite (17. p.)Harvard Business School. Entrepreneur's Toolkit: Tools and Techniques to Launch and Grow Your New Business. Boston, Massachuttes: Harvard Business School Press, 2005.
MLA-viite (9. p.)Harvard Business School. Entrepreneur's Toolkit: Tools and Techniques to Launch and Grow Your New Business. Harvard Business School Press, 2005.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.