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 analyzes reviews to verify trustworthiness.
Review this product
Top review from the United States
There was a problem filtering reviews right now. Please try again later.
5.0 out of 5 starsGreat book!
Reviewed in the United States on July 26, 2018
Wow great book. If you are wanting to better your communication and improve your self this is a great read!