Jackson, H. (1990). Grammar and meaning: A semantic approach to English grammar. Longman.
Lua i Stíl Chicago (17ú heag.)Jackson, Howard. Grammar and Meaning: A Semantic Approach to English Grammar. London: Longman, 1990.
Lua MLA (9ú heag.)Jackson, Howard. Grammar and Meaning: A Semantic Approach to English Grammar. Longman, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.