Kaufman, J. E. (1966). IES lighting handbook: The standard lighting guide (4th ed.). New York: Illuminating Engineering Society.
Παραπομπή Chicago StyleKaufman, John E. IES Lighting Handbook: The Standard Lighting Guide. 4th ed. New York: Illuminating Engineering Society, 1966.
Παραπομπή MLAKaufman, John E. IES Lighting Handbook: The Standard Lighting Guide. 4th ed. New York: Illuminating Engineering Society, 1966.
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