Muhammad Hassan. (2021). The constitution (twenty-first amendment) Act 2015: An alteration in the basic features of the constitution of Pakistan, 1973.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Muhammad Hassan. The Constitution (twenty-first Amendment) Act 2015: An Alteration in the Basic Features of the Constitution of Pakistan, 1973. 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Muhammad Hassan. The Constitution (twenty-first Amendment) Act 2015: An Alteration in the Basic Features of the Constitution of Pakistan, 1973. 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.