Contents : Preface : 1. Outline, 2. Fundamentals of probability and Statistics, 3. Reliability Principles, 4. Applications Of Simple Reliability Models, 5. Engineering Economics, 6. Reliability Analysis of complex network configurations, 7. Designing Reliability into Industrial And Commercial Power Systems.8. Zone Branch Reliability Methodogy, 9. Deterministic Criteria, 10. Historical assesment, 11. Deterministic Criteria. .