Nussbaum, J. F., & Coupland, J. (2004). Handbook of communication and aging research (2nd ed.). Lawrence Erlbaum Associates.
Lua i Stíl Chicago (17ú heag.)Nussbaum, Jon F., agus Justine Coupland. Handbook of Communication and Aging Research. 2nd ed. Mahwah, NJ: Lawrence Erlbaum Associates, 2004.
Lua MLA (9ú heag.)Nussbaum, Jon F., agus Justine Coupland. Handbook of Communication and Aging Research. 2nd ed. Lawrence Erlbaum Associates, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.