Hello,

There are different types of books for different exam for AP PGECET exam preparation. For ECE that is Electronic and Communication Engineering Preparation  books are as follows.

1) Galgotia Publications

2) Upkars

3) GATE- Genius Publication

4) A handbook on electronics and communication engineering by made easy team

5) Arihant publications handbook series of ECE

6) Susurla V S Suresh hand book series of ECE

I hope your question has been answered properly.

All the best!