| Author | Popularity |
|---|---|
| Burt, James E. | 1 |
| De Blij, Harm Jan, 1935- | 1 |
| Losos, Jonathan B. | 1 |
| Mason, Joseph A. | 1 |
| Mason, Kenneth A. | 1 |
| Muller, Peter O. | 1 |
| Singer, Susan R. | 1 |
| Author | Popularity |
|---|---|
| Burt, James E. | 1 |
| De Blij, Harm Jan, 1935- | 1 |
| Losos, Jonathan B. | 1 |
| Mason, Joseph A. | 1 |
| Mason, Kenneth A. | 1 |
| Muller, Peter O. | 1 |
| Singer, Susan R. | 1 |