Kanan، R.، و Abu Zayed، K. (2020). Using Budget Variances for Performance Evaluation: A Comparison Study between Libyan and AngloAmerican Companies Operating in The Libyan oil sector. مجلة العلوم الاقتصادية والسياسية، ع16 ، 320 - 334. مسترجع من http://search.mandumah.com/Record/1262736
Kanan، Ramadan، و Khalid Abu Zayed. "Using Budget Variances for Performance Evaluation: A Comparison Study between Libyan and AngloAmerican Companies Operating in The Libyan Oil Sector." مجلة العلوم الاقتصادية والسياسية ع16 (2020): 320 - 334. مسترجع من http://search.mandumah.com/Record/1262736