Keyton, J. (2011). Communication research asking questions, finding answers. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Keyton, Joann. Communication Research Asking Questions, Finding Answers. McGraw-Hill, 2011.
Lua MLA (8ú heag.)Keyton, Joann. Communication Research Asking Questions, Finding Answers. McGraw-Hill, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.