Richardson, P., Goodwin, A., & Vine, E. (2011). Research methods and design in psychology. Learning Matters.
Lua i Stíl Chicago (17ú heag.)Richardson, Paul, Allen Goodwin, agus Emma Vine. Research Methods and Design in Psychology. Exeter: Learning Matters, 2011.
Lua MLA (9ú heag.)Richardson, Paul, et al. Research Methods and Design in Psychology. Learning Matters, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.