Walliman, N. S. R. (2005). Your research project: A step-by-step guide for the first-time researcher (2nd ed.). Sage.
Lua i Stíl Chicago (17ú heag.)Walliman, Nicholas S. R. Your Research Project: A Step-by-step Guide for the First-time Researcher. 2nd ed. London: Sage, 2005.
Lua MLA (9ú heag.)Walliman, Nicholas S. R. Your Research Project: A Step-by-step Guide for the First-time Researcher. 2nd ed. Sage, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.