Lua APA (7ú heag.)
HARTKE, R., & ET AL. (1998). OLDER ADULTS AND ASSISTIVE DEVICES. USE, MULTIPLE-DEVICE USE, AND NEED.
Lua i Stíl Chicago (17ú heag.)
HARTKE, R.J, agus ET AL. OLDER ADULTS AND ASSISTIVE DEVICES. USE, MULTIPLE-DEVICE USE, AND NEED. 1998.
Lua MLA (9ú heag.)
HARTKE, R.J, agus ET AL. OLDER ADULTS AND ASSISTIVE DEVICES. USE, MULTIPLE-DEVICE USE, AND NEED. 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.