Hittleman, D. R., & Simon, A. J. (1997). Interpreting educational research: An introduction for consumers of research (2nd ed.). Merrill.
Lua i Stíl Chicago (17ú heag.)Hittleman, Daniel R., agus Alan J. Simon. Interpreting Educational Research: An Introduction for Consumers of Research. 2nd ed. Upper Saddle River, N.J: Merrill, 1997.
Lua MLA (9ú heag.)Hittleman, Daniel R., agus Alan J. Simon. Interpreting Educational Research: An Introduction for Consumers of Research. 2nd ed. Merrill, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.