Gaya APA
corpoditon, H, B, S, P. (2005).
Entrepreneur's toolkit : tool and techingues to launch and cinow your new business .
Amerika:
harvard business school publishing.
Gaya MLA
corpoditon, Harvard, Business, School, Publishing.
"Entrepreneur's toolkit : tool and techingues to launch and cinow your new business".
Amerika:
harvard business school publishing,
2005.
Buku.