APA način citiranja (7. izdanje)

Peelen, E. (2005). Customer relationship management. Pearson.

Čikaški stil citiranja (17. izdanje)

Peelen, Ed. Customer Relationship Management. New Delhi: Pearson, 2005.

MLA način citiranja (9. izdanje)

Peelen, Ed. Customer Relationship Management. Pearson, 2005.