Author:Alexander of Hales

{author

| firstname    = Alexander of Hales
| lastname     = 
| last_initial = Al
| description  = Alexander of Hales (also called Alexander Hales, Halensis, Alensis, Halesius, Alesius, Doctor Irrefragabilis and Theologorum Monarcha) was a notable English thinker important in the history of scholasticism and the Franciscan School.

}}

ọrụ ya

• Summa fratris Alexandri