(1997). IESNA guide for photometric testing of searchlights. New York: Illuminating Engineering Society of North America.
Παραπομπή Chicago StyleIESNA Guide for Photometric Testing of Searchlights. New York: Illuminating Engineering Society of North America, 1997.
Παραπομπή MLAIESNA Guide for Photometric Testing of Searchlights. New York: Illuminating Engineering Society of North America, 1997.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.