Richard, D. G. (2000). Real estate rainmaker. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Richard, Dan Gooder. Real Estate Rainmaker. John Wiley & Sons, 2000.
Lua MLA (8ú heag.)Richard, Dan Gooder. Real Estate Rainmaker. John Wiley & Sons, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.