Lua APA (7ú heag.)

Travers, R. M. W. (1958). An introduction to educational research. Macmillan.

Lua i Stíl Chicago (17ú heag.)

Travers, Robert M. W. An Introduction to Educational Research. New York, N.Y.: Macmillan, 1958.

Lua MLA (8ú heag.)

Travers, Robert M. W. An Introduction to Educational Research. Macmillan, 1958.

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