Abri, S. S. H. (2014). Professional development needs among school principals in the context of educational reform in Muscat, Oman.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Abri, Saleh Said Hamad. Professional Development Needs Among School Principals in the Context of Educational Reform in Muscat, Oman. 2014.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Abri, Saleh Said Hamad. Professional Development Needs Among School Principals in the Context of Educational Reform in Muscat, Oman. 2014.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.