Aday, L. A. (1996). Designing conducting health surveys (2nd ed.). John Wiley.
Lua i Stíl Chicago (17ú heag.)Aday, Lu Ann. Designing Conducting Health Surveys. 2nd ed. San Francisco: John Wiley, 1996.
Lua MLA (8ú heag.)Aday, Lu Ann. Designing Conducting Health Surveys. 2nd ed. John Wiley, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.