| N. Denholm-Young |
Legislation of Edward I, by T. F. T. Plucknett |
|
20/, p. 98 |
| K.B. McFarlane |
English Constitutional Documents, 1307-1485, by E. C. Lodge, G. A. Thornton |
|
5/3, p. 225 |
| R.A. HOULBROOKE |
Lay Authority and Reformation in the English Church: Edward I to the Civil War, by Robert E. Rodes Jr. |
|
54/2, p. 296 |