He taught at Bologna , in the third quarter of the twelfth century .
William of Lucca ( Guglielmo da Lucca ) ( died 1178 AD ) was an Italian theologian and scholastic philosopher .
Guglielmo da Lucca taught at Bologna , in the third quarter of the twelfth century .
William of Lucca ( Guglielmo da Lucca ) ( died 1178 AD ) was an Italian theologian and scholastic philosopher .