D. T. · Leo Troy · P T · Ph.D.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Almanac of Business & Industrial Financial Ratios (2013) | 978-0-8080-3087-4 (0-8080-3087-6) | 2012 |
| Almanac of Business & Industrial Financial Ratios | 978-0-8080-3495-7 (0-8080-3495-2) | 2013 |
| Almanac of Business & Industrial Financial Ratios | 978-0-8080-2911-3 (0-8080-2911-8) | 2011 |