 in preparing this edition we have benefited from all the known copies of this book. there are four of them two of them are in oxford the third is in baghdad and the fourth is in egypt
استفدنا فى تهيئة هذا الطبع من جميع ما يعرف من محظوطات هذا الكتاب. وهى أربعة الاثنتان منها فى اوكسفورد ، والثالثة فى بغداد، والرابعة فى مصر