Lua APA (7ú heag.)

Bryman, A. Social research methods (Sixth edition.). New York.

Lua i Stíl Chicago (17ú heag.)

Bryman, Alan. Social Research Methods. Sixth edition. Oxford: New York.

Lua MLA (9ú heag.)

Bryman, Alan. Social Research Methods. Sixth edition. New York.

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