Garber, P. (2007). 25 reproducible activities for customer service excellence. H.R.D.
Stile di citazione ChicagoGarber, Peter.R. 25 Reproducible Activities for Customer Service Excellence. Amherst: H.R.D, 2007.
Citazione MLAGarber, Peter.R. 25 Reproducible Activities for Customer Service Excellence. H.R.D, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.