| Verfasser | Häufigkeit |
|---|---|
| O'Reilly for Higher Education (Firm) | 3 |
| Sull, Charles | 3 |
| Sull, Donald | 3 |
| Turconi, Stefano | 3 |
| Yoder, Dale | 2 |
| Yoder, James | 2 |
| Cheit, Earl F. | 1 |
| Heneman, Herbert G. | 1 |
| Yoder, Carroll David | 1 |
| Verfasser | Häufigkeit |
|---|---|
| O'Reilly for Higher Education (Firm) | 3 |
| Sull, Charles | 3 |
| Sull, Donald | 3 |
| Turconi, Stefano | 3 |
| Yoder, Dale | 2 |
| Yoder, James | 2 |
| Cheit, Earl F. | 1 |
| Heneman, Herbert G. | 1 |
| Yoder, Carroll David | 1 |