Burns,Tim. (1999). Break the curve: The entrepreneur's blueprint for small business success. International Thomson Business Press.
Chicago Style aipamenaBurns,Tim. Break the Curve: The Entrepreneur's Blueprint for Small Business Success. U K: International Thomson Business Press, 1999.
MLA aipamenaBurns,Tim. Break the Curve: The Entrepreneur's Blueprint for Small Business Success. International Thomson Business Press, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.