Playing with Drum Loops - How to Work with Drum Loops, Samples and Backing Tracks by Donny Gruendler (Carl Fischer Publishing).
This book will teach you how to perform with (and ad life to) Drum Loops, Instrument Loops, Sound FX, Samples and various Backing Tracks. In addition, this text also discusses the art of programming, sampling and various setup configurations for live performance and studio use.
Furthermore, you will also receive an audio code that allows you to download additional Loops at donnygruendler.com free of charge.