Hittleman, D. R., & Simon, A. J. (2006). Interpreting educational research: An introduction for consumers of research (4th ed.). Pearson/Merrill Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Hittleman, Daniel R., agus Alan J. Simon. Interpreting Educational Research: An Introduction for Consumers of Research. 4th ed. Upper Saddle River, N.J: Pearson/Merrill Prentice Hall, 2006.
Lua MLA (9ú heag.)Hittleman, Daniel R., agus Alan J. Simon. Interpreting Educational Research: An Introduction for Consumers of Research. 4th ed. Pearson/Merrill Prentice Hall, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.