Jastaniah، A. A. R.، و White، M. R. (1982). INDUSTRIAL SAFETY AND TECHNOLOGICALIZATION: AN ANALYSIS OF THE MANAGEMENT OF INDUSTRIAL SAFETY PROGRAMS IN SAUDI ARAB[A (رسالة دكتوراه غير منشورة). University of Northern Iowa، إيوا. مسترجع من http://search.mandumah.com/Record/616598
Jastaniah، Abd Allah Rashad، و Michael R. White. "INDUSTRIAL SAFETY AND TECHNOLOGICALIZATION: AN ANALYSIS OF THE MANAGEMENT OF INDUSTRIAL SAFETY PROGRAMS IN SAUDI ARAB[A" رسالة دكتوراه. University of Northern Iowa، إيوا، 1982. مسترجع من http://search.mandumah.com/Record/616598