De Guzman, M. O. Model letters for all occasions, and Sentence stress and emphasis. G.O.T. Publishers.
Lua i Stíl Chicago (17ú heag.)De Guzman, Maria Odulio. Model Letters for All Occasions, and Sentence Stress and Emphasis. [Manila]: G.O.T. Publishers.
Lua MLA (9ú heag.)De Guzman, Maria Odulio. Model Letters for All Occasions, and Sentence Stress and Emphasis. G.O.T. Publishers.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.