Badraig، A.، و Chadwick، D. (2012). To what Extent do the Private Enterprises Use Marketing Information Systems in Decisions Making in the Kingdom of Saudi Arabia?(An Exploratory Study) (رسالة ماجستير غير منشورة). University of Greenwich، لندن. مسترجع من http://search.mandumah.com/Record/608299
Badraig، Anas، و Dave Chadwick. "To What Extent Do the Private Enterprises Use Marketing Information Systems in Decisions Making in the Kingdom of Saudi Arabia?(An Exploratory Study)" رسالة ماجستير. University of Greenwich، لندن، 2012. مسترجع من http://search.mandumah.com/Record/608299