Jacobsen, K. H. (2012). Introduction to health research methods : a practical guide: A practical guide. Jones & Bartlett Learning.
Lua i Stíl Chicago (17ú heag.)Jacobsen, Kathryn H. Introduction to Health Research Methods : A Practical Guide: A Practical Guide. Sudbury, Mass.: Jones & Bartlett Learning, 2012.
Lua MLA (8ú heag.)Jacobsen, Kathryn H. Introduction to Health Research Methods : A Practical Guide: A Practical Guide. Jones & Bartlett Learning, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.