Robertus Anglicus
| Author(s) | Title | Reference | |
|---|---|---|---|
| F.S. Taylor | The Sphere of Sacrobosco and Its Commentators, by Lynn Thorndike | 20/, p. 86 |
| Author(s) | Title | Reference | |
|---|---|---|---|
| F.S. Taylor | The Sphere of Sacrobosco and Its Commentators, by Lynn Thorndike | 20/, p. 86 |