Dyfyniad APA

(1998). The GATF encyclopedia of graphic communications. Upper Saddle River NJ: Prentice-Hall.

Dyfyniad Arddull Chicago

The GATF Encyclopedia of Graphic Communications. Upper Saddle River NJ: Prentice-Hall, 1998.

Dyfyniad MLA

The GATF Encyclopedia of Graphic Communications. Upper Saddle River NJ: Prentice-Hall, 1998.

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