One of the good book to read it for runners from runners - The Runners Book of Training Secrets.
About the authors:
1. Ken Sparks, Ph.D., a former all-American in track and a world class middle-distance runner, is an associate professor in exercise physiology and health at Cleveland State University. He is also the author of the The Long-Distance Runners' Guide to Training and Racing
2. Dave Kuehls is a senior writer at Runner's World.
You can buy it at MPH, RM59.90. I borrowed it from UM Library.