(2000). IESNA approved method for the electrical and photometric measurements of low pressure sodium lamps. New York: Illuminating Engineering Society of North America.
Παραπομπή Chicago StyleIESNA Approved Method for the Electrical and Photometric Measurements of Low Pressure Sodium Lamps. New York: Illuminating Engineering Society of North America, 2000.
Παραπομπή MLAIESNA Approved Method for the Electrical and Photometric Measurements of Low Pressure Sodium Lamps. New York: Illuminating Engineering Society of North America, 2000.
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