Ericksen, S. C. (1984). The essence of good teaching. Jossey-Bass.
Lua i Stíl Chicago (17ú heag.)Ericksen, Stanford C. The Essence of Good Teaching. San francisco: Jossey-Bass, 1984.
Lua MLA (9ú heag.)Ericksen, Stanford C. The Essence of Good Teaching. Jossey-Bass, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.