Dyfyniad APA

Schlemmer, R. M. (1990). Handbook of advertising art production (4th ed.). Prentice hall.

Dyfyniad Arddull Chicago

Schlemmer, Riachard M. Handbook of Advertising Art Production. 4th ed. New Jersey: Prentice hall, 1990.

Dyfyniad MLA

Schlemmer, Riachard M. Handbook of Advertising Art Production. 4th ed. Prentice hall, 1990.

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