1. Vol. 10, Issue 1
2. Vol. 10, Issue 2
1. Volume 9, Issue 1
2. Volume 9, Issue 2
3. Volume 9, Issue 3
4. Volume 9, Issue 4
5. Volume 9, Issue 5
6. Volume 9, Issue 6
1. Vol 8, Issue 1
2. Vol 8, Issue 2
3. Vol 8, Issue 3
4. Vol 8, Issue 4
1. Vol 7, Issue 1
2. Vol 7, Issue 2
3. Vol 7, Issue 3
Article Submission System
PER General Guidelines and User Templates updated.
PER has been indexed by ERIC since Vol 5(1).