Dyfyniad APA

Rico, O. (1973). Advertising Cost Control Handbook. Van Nostrand Reinhold Company.

Dyfyniad Arddull Chicago

Rico, Ovid. Advertising Cost Control Handbook. New York: Van Nostrand Reinhold Company, 1973.

Dyfyniad MLA

Rico, Ovid. Advertising Cost Control Handbook. Van Nostrand Reinhold Company, 1973.

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