Dyfyniad APA
Ballard, S. S. (1969). Wiley Series in pure and applied optics. Wiley.
Dyfyniad Arddull Chicago
Ballard, Stanley Summer. Wiley Series in Pure and Applied Optics. New York: Wiley, 1969.
Dyfyniad MLA
Ballard, Stanley Summer. Wiley Series in Pure and Applied Optics. Wiley, 1969.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.