Koshel, R. J. Design of Efficient Illumination Systems. SPIE Digital Library.
Citación estilo ChicagoKoshel, R. John. Design of Efficient Illumination Systems. SPIE Digital Library.
Cita MLAKoshel, R. John. Design of Efficient Illumination Systems. SPIE Digital Library.
Warning: These citations may not always be 100% accurate.