Carroll, P. (2008). Billion dollar lessons: What you can learn from the most inexcusable business failures of the last twenty-five years (NA.). Penguin Group.
Chicago-čujuhus (17. p.)Carroll, Paul. Billion Dollar Lessons: What You Can Learn from the Most Inexcusable Business Failures of the Last Twenty-five Years. NA. USA: Penguin Group, 2008.
MLA-čujuhus (9. p.)Carroll, Paul. Billion Dollar Lessons: What You Can Learn from the Most Inexcusable Business Failures of the Last Twenty-five Years. NA. Penguin Group, 2008.
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