how to make notes for upsc mains

4:45

9:04

19:55

11:16

24:24

5:38

3:05

4:08

2:51

7:29

6:04

15:39

2:46

13:20

2:18

12:26

2:32

4:59

4:15

5:03

2:33

10:47

4:23

6:11

4:19

8:24

3:23

2:55

2:08

10:37

4:42

5:38

7:39

16:42

10:10

4:18

30:03

10:06

11:33

3:16