Khoo, I. Liquid Crystals IX. SPIE Digital Library.
Cita Chicago (17th ed.)Khoo, Iam-Choon. Liquid Crystals IX. SPIE Digital Library.
Cita MLA (9th ed.)Khoo, Iam-Choon. Liquid Crystals IX. SPIE Digital Library.
Atenció: Aquestes cites poden no estar 100% correctes.