Baker, M. (2018). Concepts of marketing. Tritech Digital Media.
Dyfyniad Arddull ChicagoBaker, Michael. Concepts of Marketing. Tritech Digital Media, 2018.
Dyfyniad MLABaker, Michael. Concepts of Marketing. Tritech Digital Media, 2018.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.