Ronge, H. E. (1948). Ultraviolet irradiation with artificial illumination: A technical, physiological and hygienic study.
Lua i Stíl Chicago (17ú heag.)Ronge, Hans E. Ultraviolet Irradiation with Artificial Illumination: A Technical, Physiological and Hygienic Study. Stockholm, 1948.
Lua MLA (8ú heag.)Ronge, Hans E. Ultraviolet Irradiation with Artificial Illumination: A Technical, Physiological and Hygienic Study. 1948.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.