The top five:
1. The Harry Potter Series – J.K. Rowling
2. The Hunger Games Series – Suzanne Collins
3. To Kill a Mocking Bird – Harper Lee
4. The Fault in our Stars – John Green
5. The Hobbit – J.R. Tolkien
The top five:
1. The Harry Potter Series – J.K. Rowling
2. The Hunger Games Series – Suzanne Collins
3. To Kill a Mocking Bird – Harper Lee
4. The Fault in our Stars – John Green
5. The Hobbit – J.R. Tolkien