Green, D. (1975). Contemporary English grammer structure and compositions. Macmillan.
Lua i Stíl Chicago (17ú heag.)Green, David. Contemporary English Grammer Structure and Compositions. Madras: Macmillan, 1975.
Lua MLA (9ú heag.)Green, David. Contemporary English Grammer Structure and Compositions. Macmillan, 1975.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.