Explanation of the book Sibawayh by Abu al-Hassan al-Rummani

Explanation of the book Sibawayh by Abu al-Hassan Ali bin Isa al-Rummani, investigation by the esteemed late professor Dr. Al-Mutawalli Ramadan Ahmed Al-Damiri. A valuable book containing great effort from its investigator, may Allah have mercy on him. The book is in 7 volumes of large size.