Kreps, G. L. (1986). Organizational Communication Gary L Kreps. Longman.
Lua i Stíl Chicago (17ú heag.)Kreps, Garry L. Organizational Communication Gary L Kreps. Longman, 1986.
Lua MLA (8ú heag.)Kreps, Garry L. Organizational Communication Gary L Kreps. Longman, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.