Skinner, C. E. (2004). Educational psychology (4th ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Skinner, Charles E. Educational Psychology. 4th ed. New Delhi: Prentice-Hall, 2004.
Lua MLA (9ú heag.)Skinner, Charles E. Educational Psychology. 4th ed. Prentice-Hall, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.