Jorgen Sandmann & Andreas Huber 
Pool Billiard Workout PAT Start [PDF ebook] 
Includes preliminary stage of the official WPA playing ability test — For beginners to advanced beginners

This ring-bound workbook is written by Ralph Eckert, Jorgen Sandman, and Andreas Huber and is used and recommended by the European Pocket Billiard Federation (EBPF) as well as The World Pool-Billiard Association (WPA). It includes the official WPA Playing Ability Test (PAT) for beginners to intermediate players.