- 1949
- 1977-10-23
science: علم الاجتماع
- 1948
- 1977-10-22
- 1887
- 1977-08-20
- 1781
- 1977-05-05
- 1585
- 1976-10-15
- 1500
- 1976-07-21
- 1403
- 1976-04-15
- 1402
- 1976-04-14
- 1298
- 1975-12-30
- 1284
- 1975-12-16
- 1100
- 1975-06-13
- 997
- 1975-03-02
- 867
- 1974-10-20
- 358
- 1973-04-22
- 207
- 1972-10-19
- 179
- 1972-09-17