APA (7e ed.) Bronvermelding
Harris, E. K. (2007). Customer service: A practical approach (4th ed.). Prentice-Hall.
Chicago (17e ed.) Bronvermelding
Harris, Elaine K. Customer Service: A Practical Approach. 4th ed. New Jersey: Prentice-Hall, 2007.
MLA (9e ed.) Bronvermelding
Harris, Elaine K. Customer Service: A Practical Approach. 4th ed. Prentice-Hall, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.