Jones John Philip. (1992). How Much Is Enough?,Getting The Most From Your Advertising Dollar. Lexington Book An Imprint Of Macmillan,Inc.
Dyfyniad Arddull ChicagoJones John Philip. How Much Is Enough?,Getting The Most From Your Advertising Dollar. USA: Lexington Book An Imprint Of Macmillan,Inc, 1992.
Dyfyniad MLAJones John Philip. How Much Is Enough?,Getting The Most From Your Advertising Dollar. Lexington Book An Imprint Of Macmillan,Inc, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.