Lua APA (7ú heag.)
Chambers, L. (2002). Credibility marketing: Build your business by becoming a recognized expert (without investing a lot of time or money). Dearborn Trade Publishing.
Lua i Stíl Chicago (17ú heag.)
Chambers, Larry. Credibility Marketing: Build Your Business by Becoming a Recognized Expert (without Investing a Lot of Time or Money). Chicago, IL: Dearborn Trade Publishing, 2002.
Lua MLA (9ú heag.)
Chambers, Larry. Credibility Marketing: Build Your Business by Becoming a Recognized Expert (without Investing a Lot of Time or Money). Dearborn Trade Publishing, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.