The Economic Diversification Level of Kingdom of Saudi Arabia (KSA) Under Vision of 2030 by Using Normalized Index Hirschman Herfindahl in(1990 – 2020) المؤلف: D. Sammar Hussein Sery 2023-01-01 الإقتباس: The Economic Diversification,Herfindahl in(1990 – 2020) نسخة PDF : اضغط هنا