Briefs, G. A. (2013). Briefs, Goetz A., Papers. DigitalGeorgetown.
Lua i Stíl Chicago (17ú heag.)Briefs, Goetz A. Briefs, Goetz A., Papers. Washington, D.C.: DigitalGeorgetown, 2013.
Lua MLA (8ú heag.)Briefs, Goetz A. Briefs, Goetz A., Papers. DigitalGeorgetown, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.