Dyfyniad APA

(1969). Geometric design and ornament: For artists and designers. Dover.

Dyfyniad Arddull Chicago

Geometric Design and Ornament: For Artists and Designers. New york: Dover, 1969.

Dyfyniad MLA

Geometric Design and Ornament: For Artists and Designers. Dover, 1969.

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