| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Maximizing Small Business Profits: With Precision Management | 978-0-13-566257-1 (0-13-566257-5) | 1978 |
| Maximizing Small Business Profits: With Precision Management | 978-0-13-729012-3 (0-13-729012-8) | 1978 |
H.D. · H. Day · W. Day · W H · William D. · William Day · William H. · William Henry Day