Highet, G. (1950). The art of teaching. Knopf.
Lua i Stíl Chicago (17ú heag.)Highet, Gilbert. The Art of Teaching. New York: Knopf, 1950.
Lua MLA (9ú heag.)Highet, Gilbert. The Art of Teaching. Knopf, 1950.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.