Philips, N. V. Lighting manual (4a ed.).
Chicago Style aipamenaPhilips, N. V. Lighting Manual. 4a ed.
MLA aipamenaPhilips, N. V. Lighting Manual. 4a ed.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Philips, N. V. Lighting manual (4a ed.).
Chicago Style aipamenaPhilips, N. V. Lighting Manual. 4a ed.
MLA aipamenaPhilips, N. V. Lighting Manual. 4a ed.