APA način citiranja (7. izdanje)
Berkovi, J. (2014). Effective client management in professional services: How to build successful client relationships. Gower Publishing Limited : Gower Publishing Company.
Čikaški stil citiranja (17. izdanje)
Berkovi, Jack. Effective Client Management in Professional Services: How to Build Successful Client Relationships. Surrey, England ; Burlington, Vermont: Gower Publishing Limited : Gower Publishing Company, 2014.
MLA način citiranja (9. izdanje)
Berkovi, Jack. Effective Client Management in Professional Services: How to Build Successful Client Relationships. Gower Publishing Limited : Gower Publishing Company, 2014.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.