Cronbach, L. J. (1954). Educational psychology. Harcourt, Brace.
Lua i Stíl Chicago (17ú heag.)Cronbach, Lee J. Educational Psychology. New York: Harcourt, Brace, 1954.
Lua MLA (8ú heag.)Cronbach, Lee J. Educational Psychology. Harcourt, Brace, 1954.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.