Lua APA (7ú heag.)
Quirk, R., & Greenbaum, S. (2016). A university grammar of english (4th ed.). Longman , Pearson Education.
Lua i Stíl Chicago (17ú heag.)
Quirk, Randolph, agus Sidney Greenbaum. A University Grammar of English. 4th ed. New Delhi: Longman , Pearson Education, 2016.
Lua MLA (9ú heag.)
Quirk, Randolph, agus Sidney Greenbaum. A University Grammar of English. 4th ed. Longman , Pearson Education, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.