Lovelock, C., & Wright, L. (1999). Principles of service marketing and management. Prentice-Hall.
Dyfyniad Arddull ChicagoLovelock, Christopher, and Lauren Wright. Principles of Service Marketing and Management. Upper Saddle River, N.J: Prentice-Hall, 1999.
Dyfyniad MLALovelock, Christopher, and Lauren Wright. Principles of Service Marketing and Management. Prentice-Hall, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.