Dyfyniad APA

Watermeyer, B. (1994). The art of diamond cutting. Chapman and Hall.

Dyfyniad Arddull Chicago

Watermeyer, Basil. The Art of Diamond Cutting. New York: Chapman and Hall, 1994.

Dyfyniad MLA

Watermeyer, Basil. The Art of Diamond Cutting. Chapman and Hall, 1994.

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