Additional links:
- American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE) Guideline 12 – 2000 Minimizing the Risk Associated with Building Water Systems
- Cooling Tower Institute CTI WTP-148(08) Legionellosis Guideline: Best practices for control of legionella
- World Health Organization (WHO) Legionella and the prevention of legionellosis
- Centers for Disease Control and Prevention Website - Legionella (Legionnaires Disease and Pontiac Fever)
- American Industrial Hygiene Association (AIHA) – Recognition, Evaluation, and Control of Legionella in Building Water Systems