WHITE HOOPER. (1986). HOW TO PRODUCE EFFECTIVE TV COMMERCIALS. NTC BUSINESS BOOKS.
Dyfyniad Arddull ChicagoWHITE HOOPER. HOW TO PRODUCE EFFECTIVE TV COMMERCIALS. L.WOOD,ILLINOIS, USA: NTC BUSINESS BOOKS, 1986.
Dyfyniad MLAWHITE HOOPER. HOW TO PRODUCE EFFECTIVE TV COMMERCIALS. NTC BUSINESS BOOKS, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.