Kaufman, J. E., & Christensen, J. F. Ies lighting handbook (5a ed.).
Lua i Stíl Chicago (17ú heag.)Kaufman, John E., agus Jack F. Christensen. Ies Lighting Handbook. 5a ed.
Lua MLA (8ú heag.)Kaufman, John E., agus Jack F. Christensen. Ies Lighting Handbook. 5a ed.
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