ROBERTS-HOLMES, G. (2014). Doing your early years research project: A step-by-step guide. Sage Publications.
Lua i Stíl Chicago (17ú heag.)ROBERTS-HOLMES, Guy. Doing Your Early Years Research Project: A Step-by-step Guide. Sage Publications, 2014.
Lua MLA (9ú heag.)ROBERTS-HOLMES, Guy. Doing Your Early Years Research Project: A Step-by-step Guide. Sage Publications, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.