APA (7th ed.) Zitazioa
Bragg, S. M. (2005). Billing and collections: Best practices. John Wiley & Sons.
Chicago Style (17th ed.) Zitazioa
Bragg, Steven M. Billing and Collections: Best Practices. Hoboken, N.J.: John Wiley & Sons, 2005.
MLA (9th ed.) Zitazioa
Bragg, Steven M. Billing and Collections: Best Practices. John Wiley & Sons, 2005.
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