Locker, K. O. (2006). Business and administrative communication (7th ed.). McGraw-Hill/Irwin.
Lua i Stíl Chicago (17ú heag.)Locker, Kitty O. Business and Administrative Communication. 7th ed. Boston, Mass.: McGraw-Hill/Irwin, 2006.
Lua MLA (8ú heag.)Locker, Kitty O. Business and Administrative Communication. 7th ed. McGraw-Hill/Irwin, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.