Proefriedt, W. A. (1974). The teacher you choose to be. Holt, Rinehart and Winston.
Lua i Stíl Chicago (17ú heag.)Proefriedt, William A. The Teacher You Choose to Be. New York: Holt, Rinehart and Winston, 1974.
Lua MLA (8ú heag.)Proefriedt, William A. The Teacher You Choose to Be. Holt, Rinehart and Winston, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.