Rapp, S. (1989). Maximarketing. Mc Graw Hill.
Dyfyniad Arddull ChicagoRapp, Stan. Maximarketing. Mc Graw Hill, 1989.
Dyfyniad MLARapp, Stan. Maximarketing. Mc Graw Hill, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
Rapp, S. (1989). Maximarketing. Mc Graw Hill.
Dyfyniad Arddull ChicagoRapp, Stan. Maximarketing. Mc Graw Hill, 1989.
Dyfyniad MLARapp, Stan. Maximarketing. Mc Graw Hill, 1989.