Lua APA (7ú heag.)

Johnson, E. A., & Michael, R. E. (1958). Principles of teaching. Allyn and Bacon.

Lua i Stíl Chicago (17ú heag.)

Johnson, Earl A., agus Ruby Eldon Michael. Principles of Teaching. Boston: Allyn and Bacon, 1958.

Lua MLA (8ú heag.)

Johnson, Earl A., agus Ruby Eldon Michael. Principles of Teaching. Allyn and Bacon, 1958.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.