Second Hand Senior Maths:Hong Kong Educational Publishing Co
1. New Progress in Senior Mathematics F. 4 Part 1 (Compulsory Part)
2. New Progress in Senior Mathematics F.4 Part 2 (Compulsory Part)
3. New Progress in Senior Mathematics F. 5 Part 1 (Compulsory Part)
4. New Progress in Senior Mathematics F. 5 Part 2 (Compulsory Part)