"Twenty Salmon Flies: Tying Techniques for Mastering the Art of Fly Tying" by Michael D. Radencich is a comprehensive guide to creating high-quality salmon flies for fishing. Published by Stackpole Books in 2009, this hardcover book includes detailed instructions and illustrations for tying different types of salmon flies. The book also comes with a DVD for added visual reference while following along with the step-by-step instructions. With a focus on the art of fly tying and the specific topic of salmon flies, this book is essential for any fishing enthusiast looking to enhance their fly tying skills.