APA (7th ed.) Citation

Illuminating Engineering Society (Great Britain). (1973). IES lighting guide, lecture theatres ([Revised and extended ed.].). The Society.

Chicago Style (17th ed.) Citation

Illuminating Engineering Society (Great Britain). IES Lighting Guide, Lecture Theatres. [Revised and extended ed.]. London: The Society, 1973.

MLA (8th ed.) Citation

Illuminating Engineering Society (Great Britain). IES Lighting Guide, Lecture Theatres. [Revised and extended ed.]. The Society, 1973.