Thomasma, D. C. David C. Thomasma, Ph. D., papers.
Lua i Stíl Chicago (17ú heag.)Thomasma, David C. David C. Thomasma, Ph. D., Papers.
Lua MLA (8ú heag.)Thomasma, David C. David C. Thomasma, Ph. D., Papers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.