Niqab, M. (2015). The relationship between principal leadership skills, organizational citizenship behaviour and intellectual capital in secondary schools in Pakistan.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Niqab, Muhammad. The Relationship Between Principal Leadership Skills, Organizational Citizenship Behaviour and Intellectual Capital in Secondary Schools in Pakistan. 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Niqab, Muhammad. The Relationship Between Principal Leadership Skills, Organizational Citizenship Behaviour and Intellectual Capital in Secondary Schools in Pakistan. 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.