(1991). IES approved guide for the photometric and thermal testing of air-cooled heat transfer luminaires. New York: Illuminating Engineering Society of North America.
Παραπομπή Chicago StyleIES Approved Guide for the Photometric and Thermal Testing of Air-cooled Heat Transfer Luminaires. New York: Illuminating Engineering Society of North America, 1991.
Παραπομπή MLAIES Approved Guide for the Photometric and Thermal Testing of Air-cooled Heat Transfer Luminaires. New York: Illuminating Engineering Society of North America, 1991.
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