| Verfasser | Häufigkeit |
|---|---|
| Bromley, Daniel W. | 1 |
| Feeny, David | 1 |
| Gilles, Jere L. | 1 |
| McKean, Margaret A. | 1 |
| Oakerson, Ronald J. | 1 |
| Peters, Pauline | 1 |
| Runge, C. Ford | 1 |
| Thomson, James T. | 1 |
| Verfasser | Häufigkeit |
|---|---|
| Bromley, Daniel W. | 1 |
| Feeny, David | 1 |
| Gilles, Jere L. | 1 |
| McKean, Margaret A. | 1 |
| Oakerson, Ronald J. | 1 |
| Peters, Pauline | 1 |
| Runge, C. Ford | 1 |
| Thomson, James T. | 1 |