responsibility of supervisor in oos investigation

5:47

5:44

2:27

2:58

4:23

4:02

1:53

4:14

42:26

20:24

کوتاه

8:42

6:12

8:42

1:34

8:24

11:53

کوتاه

9:15

2:05

4:09

کوتاه

7:01

11:11

4:54

3:07

1:03

5:58

9:48

37:22

5:10

4:52

9:58

1:19:22

3:19

20:30

1:24

9:58

13:11

10:18