Cita APA (7a ed.)

Garber, P. R. (2005). 25 reproducible activities for customer service excellence. HRD Press.

Cita Chicago Style (17a ed.)

Garber, Peter R. 25 Reproducible Activities for Customer Service Excellence. Amherst, MA: HRD Press, 2005.

Cita MLA (8a ed.)

Garber, Peter R. 25 Reproducible Activities for Customer Service Excellence. HRD Press, 2005.