Excellent guide to running a half marathon. Other training programs, too!
Hal Higdon's 5k Novice Training Program
Great for beginners, intermediate or experienced runners for anything from 5k to maratgon. Hal Higdon Training Programs
Hal Higdon's 10K Intermediate Training Program. What I'm using to reach my goal!
Hal Higdon Marathon Training Schedule | Your First Marathon Training Program
Hal Higdon 12-week half marathon training program with cross training
10K training plan for beginners - Childrens Task Force 10K in April??
30 Week Marathon Training Plan for Novice runners! Great for new runners too.
Hal Higdon Marathon Training Programs
Full Marathon Novice 1 Training Plan (Hal Higdon)