Dyfyniad APA

YU, F. T., & KHOO, I. (1990). Principles of optical engineering. John Wiley and Sons.

Dyfyniad Arddull Chicago

YU, Francis T.S, and I.C KHOO. Principles of Optical Engineering. New York: John Wiley and Sons, 1990.

Dyfyniad MLA

YU, Francis T.S, and I.C KHOO. Principles of Optical Engineering. John Wiley and Sons, 1990.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.