Shamali، G. I. S.، و Dajani، M. S. (2003). The powers of the president of the United States of America as assigned by the constitution and its basic amendments (رسالة ماجستير غير منشورة). جامعة القدس (القدس)، القدس. مسترجع من http://search.mandumah.com/Record/584145
Shamali، Ghada Issa Said، و Munther S. Dajani. "The Powers of the President of the United States of America As Assigned By the Constitution and Its Basic Amendments" رسالة ماجستير. جامعة القدس (القدس)، القدس، 2003. مسترجع من http://search.mandumah.com/Record/584145