P. C. ยท P Campbell
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Never Run Out of Cash | 978-1-932743-00-5 (1-932743-00-6) | 2004 |
| The 10 Cash Flow Rules You Can't Afford to Ignore!: How to Eliminate Your Cash Flow Worries and Take Control of Your Business | 978-1-932743-02-9 (1-932743-02-2) | 2005 |