Dyfyniad APA

Harris, E. K. (2000). Customer service: A practical approach (2nd ed.). Upper Saddle River, N.J.: Prentice Hall.

Dyfyniad Arddull Chicago

Harris, Elaine K. Customer Service: A Practical Approach. 2nd ed. Upper Saddle River, N.J.: Prentice Hall, 2000.

Dyfyniad MLA

Harris, Elaine K. Customer Service: A Practical Approach. 2nd ed. Upper Saddle River, N.J.: Prentice Hall, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.