To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyses reviews to verify trustworthiness.
I am a huge fan of geronimo and i would recommend all the fans of geronimo to read this book . The book was rightly delivered and the quality of the book is very very good. Amazon has done a great job.