Ruff, P., & Aziz, K. (2003). Managing communications in a crisis. Gower.
Lua i Stíl Chicago (17ú heag.)Ruff, Peter, agus Khalid Aziz. Managing Communications in a Crisis. Burlington, Vt.: Gower, 2003.
Lua MLA (9ú heag.)Ruff, Peter, agus Khalid Aziz. Managing Communications in a Crisis. Gower, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.