Harry Potter and the Prisoner Of Azkaban is the thrid series of Harry Potter series. This book is by J.K.ROWLING. In this book how harry finds his father killer but then comes to know that he is a good guy and who is the one from hogwarts to help Voldemort is all in this book. It is a full imaginary book with fiction. Movie is also on this book. This book is world wide because of its concept of story which is fabulious. I am totally in love with this book. Book really well expains the story. There is no confusion while reading the book. Book is written in a very simple manner. I am in love with this book. Please guys do read the book and share your views too.