Winston, R. Nonimaging Optics and Efficient Illumination Systems. SPIE Digital Library.
Citazione stile Chigago Style (17a edizione)Winston, Roland. Nonimaging Optics and Efficient Illumination Systems. SPIE Digital Library.
Citatione MLA (9a ed.)Winston, Roland. Nonimaging Optics and Efficient Illumination Systems. SPIE Digital Library.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.