RATHS, J. (1967). Studying Teaching. Prentice Hall, Inc.
Lua i Stíl Chicago (17ú heag.)RATHS, James. Studying Teaching. Prentice Hall, Inc, 1967.
Lua MLA (8ú heag.)RATHS, James. Studying Teaching. Prentice Hall, Inc, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.