At that rate , he would have to work for approximately 22 years to pay for his education ( that is , of course , only taking into account the official credit hours of the program , and excluding the cost of books , allowance , and added registration fees ) .
بهذا المعدل سيحتاج لأن يعمل 22 عاماً حتى يتمكن من تسديد رسوم دراسته ( فقط في حال استثناء تكاليف الكتب ، المصروف ، ورسوم التسجيل ) .