APA način citiranja

Hayes,Rick Stephan. (1979). Credit and collections: A practical guide. CBI Publishing.

Čikaški stil citiranja

Hayes,Rick Stephan. Credit and Collections: A Practical Guide. Boston: CBI Publishing, 1979.

MLA način citiranja

Hayes,Rick Stephan. Credit and Collections: A Practical Guide. CBI Publishing, 1979.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.