||Approved by the International Football Association Board, this book is the essential guide to understanding the game of soccer. Including information for American play as well as international games, the book is appropriate for a thorough introduction or to deepen the understanding of the sport. Beyond the Laws of the Game, there are ample appendices that offer helpful diagrams and thorough explanations of standard game play, such as sections on ?Signals by Referee and Assistant Referee,? and ?The Technical Area and the Fourth Official,? as well as a set of diagrams specifically for understanding the rules surrounding offside. The book provides added clarity by highlighting the latest changes to the Laws, and diagrams are presented in both metric and US customary units measuring systems.