Gaya APA

Gray, G. et al (1998). Handbook of liquid crystals : low molecular weight liquit crystals I vol.2B/ D. Demus ... [et.al.] . : Wiley-VCH.

Gaya MLA

Gray, G.W.. et al. "Handbook of liquid crystals : low molecular weight liquit crystals I vol.2B/ D. Demus ... [et.al.]". : Wiley-VCH, 1998. HandBook.