(2003). OSHA: Stallcup's high-voltage and telecommunications regulations simplified. NFPA (National Fire Protection Association).
Stile di citazione ChicagoOSHA: Stallcup's High-voltage and Telecommunications Regulations Simplified. Quincy, Massachusetts: NFPA (National Fire Protection Association), 2003.
Citazione MLAOSHA: Stallcup's High-voltage and Telecommunications Regulations Simplified. NFPA (National Fire Protection Association), 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.