- 1986
- 1977-11-29
economy: الموارد الطبيعية
- 1972
- 1977-11-15
- 1970
- 1977-11-13
- 1958
- 1977-11-01
- 1910
- 1977-09-12
- 1783
- 1977-05-07
- 1782
- 1977-05-06
- 1780
- 1977-05-04
- 1748
- 1977-04-02
- 1729
- 1977-03-14
- 1717
- 1977-03-01
- 1627
- 1976-11-26
- 1584
- 1976-10-14
- 1571
- 1976-10-01
- 1542
- 1976-09-01
- 1364
- 1976-03-07
- 1330
- 1976-02-01
- 1246
- 1975-11-07
- 1100
- 1975-06-13
- 1080
- 1975-05-24